Exposures Tests Word Scramble
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| Question | Answer |
| Film Digitizers use which of the following technologies to acquire digital images? 1. TFT 2. CCD 3. Laser | 2 and 3 |
| In which system architecture do the images and application software reside on a central server? | Web-based system |
| Why is positioning block placed under the abdomen for the lumbar puncture during a myelogram? | to widen the interspinous spaces |
| During magnification mode in a dual filed image intensifier, resolution of the image: | increases |
| Pregnancy is considered an absolute contraindication for an MRI procedure. T/F | False |
| Why is the joint exercised following injection of contrast media prior to filming during and arthrogram? | Coat the soft tissue structures with contrast media |
| quantum mottle in image systems is affected by: | Eye integration time, video noise, the minimum number of remnant photons reaching the input phosphor |
| A limb-shortening surgical procedure is termed: | Epiphysiodeses |
| Which member of the radiation oncology team outlines a plan to deliver the desired dosage to the treatment area? | Medical dosimetrist |
| What is the purpose of a heating device on an electromechanical injector? | To reduce the viscosity of the contrast media by keeping it near body temperature |
| The most common reason or clinical indication for a percutaneous billary drainage is: | palliative procedure for unresectable malignant disease |
| The acronym PACS stands for _______ system. | Picture archival and communication |
| Any computer that a health care worker uses to view a digital image is a(n) _________. | Display |
| Which monitoring tests should be done on a daily basis? | processor sensitometry |
| The accuracy of a 3-phase generator time settings can be measured with a | motorized synchronous spinning top test |
| What is the flux gain of an intensififer that has a brightness gain of 1440 and a minification of 36? | 40 |
| One of the most common radioactive materials used in nuclear medicine procedures is: | technetium 99m |
| Radioactive materials that are introduced into the body and concentrate in specific organs are termed: | radionuclide tracers |
| The frequency with which breast cancer occurs in American women is: | one in eight |
| PET is an Acronym for: | Positron emission tomography |
| Which vein drains and receives blood from the intercostal, bronchial, esophageal and phrenic veins? | Azygos vein |
| Which one of the following projections would not be commonly performed during a shoulder arthogram? A. AP external/internal rotations projections B. scapular Y projection C. Glenoid Fossa projection D. transaxillary | B. Scapular Y projection |
| Input phosphor: | emits light when struck by remnant X-rays, made of cesium iodide |
| Quality Assurance(QA): | A plan for the systematic observation and assessment of the different aspects of a project, service or facility. |
| What occupational workers must have conventional radiographic images of the orbits before an MRI head scan? | Machinist |
| MRI can produce axiall, sagittal, and coronal perspectives of the anatomy. T/f | True |
| 105 mm spot film | 3rd best resolution |
| JCAHO approval is linked to ________ reimbursement. | Federal, State, insurance company |
| What is coupled with portable fluoroscopic units ("c-arms) to produce static images? | videodisk recorders |
| The glandular tissue of the breast is divided into 15-20 : | Lobes |
| Most PET tracers have a half-life of: | 120 seconds to 110 minutes |
| According to current research, there are moderate adverse biologic effects associated with the use of medical ultrasound. T/F | False |
| The amount of speed of tube movement during the tomographic process is termed: | amplitude |
| A congenital defect of the wall of the ileum commonly assessed with nuclear medicine is termed: | Meckel's Diverticulum |
| A PACS consists of the following: 1. Storage Device 2. Display workstation 3. imaging modality | 1,2 and 3 |
| Stent Placement: | Placement of a cage like metal device in the lumen of a vessel to improve blood flow |
| Where is the contrast media instilled during a myelogram? | Subarachonoid space |
| In most breasts, the craniocaudal diameter is greater than the mediolateral diameter. T/F | False |
| Incorrect patient demographic information is not a big deal in a PACS. T/F | False |
| What is the name of the physical principle that is applied when the transducer produces a sound wave? | Piezoelectric effect |
| To see the best detail, humans must use _______ vision. | Photopic |
| Which element of blood promotes blood clotting? | platelets |
| In many cases, PET can detect abnormal function before the onset of physical symptoms. T/F | True |
| What material locates a small, transparent lymph vessel in the foot required for canulation? | blue dye |
| What is the most common clinical indication for a myelogram? | HNP |
| Digital annotations may be used to indicate the right or left side of the patient. T/F | False |
| Which of the following statements is true in comparing CT with MRI? | CT is better in demonstrating gastrointestinal diseases. |
| Matching o the frequency of a precessing nucleus with a radio wave frequency is termed: | Resonance |
| Why can't AEC be used for mammography of a breast with an implant? | The image will be overexposed |
| Blood vessels, connective tissue, and other small structures seen on a mammogram are termed: | trabeculae |
| What other imaging modality is frequently used to study the soft-tissue structures of the knee? | MRI |
| Using the anode-heel effect the cathode of the x-ray tube should be placed over the: | Base |
| Exposure time settings should be maintained within _______ of the labeled setting. | +/-5% |
| Uterine artery embolization is commonly performed to : | control life-threatening postpartum bleeding |
| Wet Imagers use chemicals to process the films. T/F | True |
| The radioactive materials identified in question 1 are introduced into the body: | via inhalation, orally, via injection |
| The duct from the parotid gland is referred to as the: | Stensen's Duct |
| What is the minimum thickness in Pb/eq for aprons ad gloves as mentioned in the text? | 0.25 |
| Which term is used to describe when data are broken up into pieces and each disk receives a "piece" of the data? | Striping |
| What is another term for the tail of the breast? | Axillary prolongation |
| What technique can help reduce cardiac motion artifacts? | Gating |
| medical ultrasound uses high frequency sound waves in the range of: | 1-17MHz |
| Which of the following is most effective in the treatment of deep-seated, cancerous tissue? | cobalt 60 |
| Why is the knee flexed laterally and medially during fluoroscopy spot filming or cross table radiography in knee arthrography? | to open the menisci |
| Thrombolysis: | a procedure wherein a clot or thrombus is disintegratd (lysed) |
| Why is it important to establish a repeat analysis database? | Identify trends in exposure errors, detection of poor AEC calibration, Identification of chronic positioning errors by a technologist |
| The acronym for RAID is redundant ________. | Array of inexpensive disks. and Array of independent disks. |
| Which of the following information might be found in the DICOM header of an image? 1. Patient Name 2. Lab Results 3. Ordering Physician | 1 and 3 |
| Neural Activity in the brain during a functional MRI procedure is gauged by the: | blood oxygen level dependent (bold) signal |
| What is the brightness gain of an intensifier that has a flux gain of 200 and a minification gain of 30? | 6000 |
| The greatest disadvantage of using tape as a long-term archive solution is its unreliability over multiple uses throughout the years. T/F | True |
| How much CR angulation is required for the medio-lateral oblique position of an average-sized breast? | 45 degrees |
| Firm compression should not be used on a breast with an implant. T/F | True |
| What is the most common injection site for a myelogram? | L3-4 |
| In autotomography, the patient moves while the film and tube remain stationary. T/F | true |
| What is the ACR standard for maximum repeat exposures taken during mammography? | Less than 5% |
| When testing collimator accuracy, an SID error of _______ is allowed. | 2% |
| Transverse of spin-spin relaxation when spins begin to precess out of phase with each other is termed: | T2 |
| Which type of ultrasound unit is used to examine the structure and behavior of flowing blood? | Doppler |
| The spontaneous transformation of a radionuclide resulting in decrease of the number of radioactive events in a sample is the definition for: | Decay |
| The anode-heel effect is less evident in mammography systems because of the anode configuration of the x-ray tube. T/F | false |
| Which projection best demonstrates inflammation or pathology in the deep lateral aspect of breast? | Medio-lateral oblique |
| What kV range should be used for film-screen mammography? | 25-28 |
| Minimum source to table top distance for a fixed fluorscopic unit is _____ inches. | 15 |
| What abbreviation would apply to the ACR abbreviation SIO? | Superolateral- inferomedial oblique |
| Which PET tracer is given to determine whether certain areas of the hear are receiving sufficient blood flow (perfusion)? | 13N-ammonia |
| which of the following nuclei found in the body is most often used in MRI? | Hydrogen |
| Which of the following are commonly used as long-term storage for DICOM images? 1. Digital Linear tape 2. Optical disks 3. Film | 1 and 2 |
| CT is recommended over MRI in the evaluation of sever spinal trauma.. T/f | true |
| What is the breast classification of a 35-year-old woman without children? | Fibroglandular |
| Which one of the following factors is critical when performing orthorentgenography? A. Patient does not move between exposures B. The use of short exposure time techniques C. a long SID must be used for less beam divergence | Patient does not move between exposures |
| Patient restraints should be used with claustrophobic patients to prevent movement during an MRI exam.t/f | False |
| Which of the following is not a factor that directly controls or influences the amount of tomographic blurring? A. amplitude B. tube trajectory C. OID D. Exposure angle | Amplitude |
| Which member of the radiation oncology team prescribes the treatment plan? | Radiation oncologist |
| The contrast medium of choice for angiography is: | nonionic water-soluble iodniated |
| Potentially, more radiation exposure to the technologist will take place with what type of radiographic spot film loading? | Back loader |
| Objects within the objective plane will appear as: | sharp and in focus |
| Which of the following are true regarding the image manager? 1. Contains the master database of all on the archive 2. Controls the receipt of all images 3. Stores images in its database 2. | 1 and 2 |
| conventional (non-intensified) fluroscopy | best resolution |
| The chance of breast cancer occurring in men is about ____ of that for women. | 1% |
| a study of the skeletal system using radioactive materials is termed: | bone scintigraphy |
| What device is subject to torquing within the magnetic field? | Ferromagnetic aneurysm clips |
| Computed radiography has a lower operating costs over film-screen mammography imaging. T/F | True |
| Which vein is commonly used to draw blood form the arm? | median cubital |
| Which PACS component interfaces with the radiology information system and hospital information system? | Image manager |
| A longitudinal ultrasound scan produces a sagittal perspective. T/f | True |
| How much CR angulation is required for the medio-lateral oblique projection of a heavy and large-sized breast? | 40-60 degrees |
| Most AECs utilize ______ ion chambers in various combinations. | Three |
| Which function increases the size of an area on the image? | Pan/Zoom |
| What is the minification gain of an intensifier that has an input phosphor of 12 inches diameter, and an output phosphor of 1 inch diameter? | 144 |
| Contrast during fluoroscopy is ____ over that of film radiography of the same structures. | Decreased |
| CSF will appear as a bright signal on T1-weighted images. T/F | false |
| Maximum radiation intensity can be no more than_________ R/minute at the table top during fluoroscopy. | 10 |
| Why is the supine AP projection rarely taken during a thoracic spine myelogram? | contrast media tends to pool near the mid-thoracic region |
| Modern image intensifiers are capable of resolution of _____ line pairs per mm (non-mag mode) | 4 |
| Exposure time settings remain stable over time. T/F | false |
| Which of the following are common uses of imagers? 1. Backup 2. Legal Cases 3. Outside of physicians | 1,2 and 3 |
| Long bone measurements of the lower limb require that the entire lower limb be included on the radiograph. T/F | false |
| Transjugular intrahepatic portosytemic shunt (TIPS) | A procedure to treat variceal bleeding caused by portal hypertension |
| Ultrasound of the eye may be performed to assess for: | Retinal detachment |
| What term is used to describe a database that is running tow identical databases simultaneously? | Mirrored |
| how is thee breast positioned for the medio-lateral oblique projection? | Drawn anterior and medial away from chest wall |
| Eventually, the internal jugular vein connects with ____________ to form the brachiocephalic vein. | Subclavian Vein |
| What is the most common type of contrast media given during a myelogram? | nonionic, water soluble iodine |
| Which function determines how images are displayed on the monitor(s)? | Hanging protocol |
| Where do the openings for the coronary arteries orginate? | Ascending aorta |
| A small growth inside the duct of the breast near the nipple is termed the: | intra-ductal papilloma |
| Which part of the PACS houses all of the historic digital image data along with the current digital data being generated by the modalitites? | Archive |
| MRI is recommended for diagnosing_______ of the hip. | avascular |
| The most common type of breast cancer is: | infiltrating ductal carcinoma |
| The American College of Radiology (ACS) recommends that women older than the age of 40 years should have a screening mammogram every: | year |
| The process of combining PET and CT data sets into a hybrid image is the definition for: | co-registraion |
| What is the product of a positron and electron combining the undergoing annihilation during the PET imaging process? | Two 511 kEv photons are formed |
| Inferior vena cava filter: | A procedure for patients at high risk for developing pulmonary emboli |
| The best projection for visualizing the sublingual gland would be what? | inferiorsuperior occlusal |
| Functional MRI is based on the : | Increase in blood flow to the local vasculature that accompanies neural activity in the brain |
| Two fields of 262.5 lines, when combining by mixing lines 1,3,5,... with lines 2,4,6... is referred to as : | interlacing |
| Which of the following is another contraindication for myelogrpahy? A. Archnoditis B. blood in CSF C. Increased intracranial pressure D. All of the above | D. all of the above |
| which of the following is not an indication for knee arthrography? A. injury or tears to the rotator cuff B. to evaluate for Baker's cyst C. injury or tears to collateral or cruciate ligaments D. Injury or tears to menisci | A. injury or tears to the rotator cuff |
| Gonadal shielding can not be used for long bone measurement of the lower limb. T/F | false |
| Which one is not responsibility of the radiation physicist? A. Repeat rate analysis B. Exposure Trends C. Spatial frequency response testing D. QC record Review | Spatial frequency response testing |
| Why is it important to know how artifacts occur? | identification of quality trends, reporting small artifacts to avoid long term problems |
| The centering mark should be within ______ of the light field central ray. | 1% |
| Glucose metabolism in the brain naturally increases as an individual grows older. T/F | False |
| Which of the following would be considered categories of workstation functions? 1. Navigation functions 2. Image manipulation and enhancement functions 3. Image management functions | 1,2 and 3 |
| Which position is most useful in preventing super-imposition of the aortic arch and its branches with other structures during thoracic aortography? | LAO |
| Cysts: | Masses within breasts of similar or only slightly higher density than surrounding areas. |
| Which of the following conditions contraindicates the use of a femoral approach during cerebral angiography? | lack of pulsation in the femoral artery |
| Focal spots measuring 0.3 mm or less should be measured with a: | Star test pattern |
| A method that brightness is automatically controlled in the image intensifier includes: | Measuring the current flow between the photocathode and the anode of the intensifier tube. |
| Which workstation is used to review images after acquisition but before being sent off for reporting? | Technologist QC workstation |
| The test instrument that best determines film screen contact is the. | Wire mesh |
| Which of the following conventional routines is suggested by the author for cervical myelography following fluroscopy and spot filming? 1. AP 2. cross table lateral 3. Swimmer's lateral(horizontal beam) 4. 45 degree obliqus | 2 and 3 |
| The 2 o'clock position in the left breast corresponds to the __________ position in the right breast. | 10 o'clock |
| The amount of glandular tissue from one female to another is fairly consistent. T/F | True |
| Which of the following are quality assurance activities in the Radiology department? A. Monitoring patient wait times after the patient has been checked in. B. Daily monitor testing C. processor speed testing D. all of the above | A. Monitoring patient wait times after the patient has been checked in. |
| Fibrocystic condition: | High density multiple benign-type cysts throughout the breasts |
| Fibroadenoma: | benign breast tumor having smooth, well-defined margins |
| all high density or thick structure appear light on MR images. T/F | False |
| Doppler ultrasound is replacing conventional venography of the lower limbs. T/F | True |
| Which one of the following exposure angles will produce the thinnest objective plane? A. 10 degrees B. 20 Degrees C. 30 degrees D. 40 degrees | D. 40 Degrees |
| Percutaneous vertbroplasty: | A procedure for vertebral pain due to instability and compression fractures caused by osteoporosis and/or other reasons by injecting cement into the vertebral body |
| The United States Mammography Quality Standards Act (MQSA) of 1994 requires that: | all sites(except VA facilities) meet quality standards and be certified by the DHHS |
| A generator must be recalibrated when the kVp drifts beyond ________kVp of the labeled setting. | 5 |
| On a T2- weighted image, white brain matter appears as a ______ signal. | Dark gray |
| Percutaneous biliary drainage: | A procedure for billary stone removal, biopsy, dilation of obstructed bile duct, with internal or external drainage. |
| How should a breast implant be moved for a cranio-caudal projection? | It is displaced posteriorly toward the chest wall |
| Ionizing radiation with characteristics of an electron but emitted from the nucleus of a radioactive atom is identified as a(n)? | beta particle |
| Which one of the following imaging modalities is best for detecting an intracapsular rupture of a breast implant? | MRI |
| intensified fluroscopy | 2nd best resolution |
| Output phosphor: | produces bright light after interaction with electrons, made of zinc cadmium sulfide |
| A universally accepted standard for exchanging medical imaging via a networked set of display workstations, archive and imaging modalities is_______. | DICOM |
| The people on a diagnostic imaging QC team include: A. Staff Radiographer B. Radiology administrators C. The radiologists D. All of the above | D. All of the above |
| The pivot point along the connecting rod between the x-ray tube and film in a tomographic system is termed: | Fulcrum |
| Reading images on a computer scree is known as _______ reporting. | Soft copy |
| Acceptance: | The type of testing done before using a new piece of equipment. |
| televised fluroscopy | worse resolution |
| A sonographer is expected to provide initial interpretation of the ultrasound images. T/F | True |
| The acronym RIS stands for _______ system. | Radiology Information. |
| Injection flow rate in angiography is not affected by: | body temperature |
| What material is used for radiographic examination of the lymphatics? | oil soluble iodine contrast agent |
| The person who is the first line of defense in recognizing QC issues is: | Radiologic Technologist |
| Nuclear medicine may be used in the evaluation of Alzheimer's disease. T/F | True |
| Which of the following breast tissues is least dense? A.Glandular B. Adiopose C. Fibrous D. Connective | Adipose |
| Which of the following types of pathology is not well demonstrated with ultrasound: | Bowel obstruction in newborn |
| The portion of the the breast near the nipple is termed the: | Apex |
| What is the name of the special metal ruler used in orthorentgenography? | Bell-Thompson ruler |
| Test tools for focal spot size estimation include each of the following except a: A. Pinhole B. Star test pattern C. line pair resolution D. Motorized synchronous top | D. Motorized synchronous top |
| Why are CT studies not as commonly performed for long bone measurement as compared with orthorentgenography? | The cost and the specialized equipment required |
| Electrostatic lenses: | focuses electrons in straight lines to e back of tube, determines the magnification capability of the image intensifier( changes the electron's focal point) |
| Another term for an internal type of radiation therapy is: | brachytherapy |
| Striping of data decreases the reliability and performance of the archive. T/F | False |
| Which device scans an analog film and produces numeric signals based on the appearance of the the film? | Film Digitizer |
| During an ultrasound procedure, gel is applied to the skin to prevent loss of signal between transducer and skin, which would result in poor image. t/F | true |
| Which of the following is not part of the rotator cuff? A. Suprasinatus B. infraspinatus C. Teres major D. subscapularis | C. teres major |
| Myelography is often contraindicated if a lumbar puncture has been performed within the previous: | 2 weeks |
| Where is the worst place to stand during a fluoroscopic procedure? | at the top or bottom of the table |
| Breast carcinoma: | Breast lesion with clustered calcifications with irregular margins. |
| What CR angle ( in relationship to the IR) is required for the mediolateral (true lateral) projection? | 90 degrees |
| For a film processor, monitoring should occur: | Same time every day |
| Distance indicators are checked with a | Tape measure |
| Which position is used for hysterosalpingography? | lithotomy |
| which is he most interactive part of a PACS? | Display workstation |
| The rate of precession decreases as the strength of the magnetic field increases. T/F | false |
| Fibrocystic breast is considered to be a benign condition. T/F | True |
| what is another term for spin density? | proton density |
| Which one of the following instruments is not used during a knee arthrogram? A. Razor B. 10cc syringe C. 20 gauge needle D. arthroscope | D. Arthroscope |
| What is the name of the ultrasound procedure in which amniotic fluid is withdrawn from the uterus for analysis? | amniocentesis |
| Objects within the body that are farther from the focal plane will have: | increased blurring |
| Which vessel is the preferred site for arterial puncture for most angiography? | Femoral artery |
| Oxygen tanks and wheelchairs must not be allowed within the _______ gauss line. | 50 |
| Sentinel node studies will asses the spread of breast cancer to the surrounding bones of the thorax. T/F | false |
| Kilovoltage settings remain stable over time. T/F | False |
| The accuracy of single-phase generator time setting can be measured with a: | Spinning top test |
| Any supplemental device connected to a PACS that performs a specific function is known as a(n)_______. | Peripheral |
| MRI provides a better functional assessment of joints compared with musculoskeletal ultrasound. T/F | False |
| Which member of the nuclear medicine health team administers the radionuclide to the patient? | Nuclear medicine physician |
| The loud "knocking" heard during an MRI study is due to the gradient coils. t/f | True |
| Which is the longest vein in the body? A. Great saphenous vein B. inferior vena cava C. Femoral vein D. popliteal vein | A. great saphenous vein |
| Which imaging modality is most ideal for a breast with an implant? | MRI |
| A transducer serves as both a transmitter and receiver of echo waves. T/F | true |
| The place where records or documents are preserved for historic purposes is the _______. | Archive |
| The S-shaped portion of the internal carotid artery is termed the: | Carotid siphon |
| Another term for the Cooper's ligament is the suspensory ligament. T/F | True |
| Dry imager film is more sensitive to what in comparison to conventional film? 1. Heat 2. Cold 3. Humidity | 1 and 3 |
| Which of the following are considered PACS architectures? 1. Distributed system 2. Client/ server-based system 3. Web-based system | 1,2 and 3 |
| What is the magnification factor with an SOD of 40"(100 cm) and an SID of 60" (150 cm)? | 1.5x |
| Embolization: | Stopping blood flow to a site of pathology |
| Which of the following is not a step of daily monitor QC? a. Make sure that the monitor is dust-free. B. Retrieve a monitor test pattern. C. allow the monitor to warm up for 30 min D. Do not document the retrieval time for the test pattern. | D. Do not document the retrieval time for the test pattern. |
| Quality control is the aspect of quality assurance that monitors technical equipment to maintain quality. T/F | True |
| name the type of solid state TV pickup. | CCD (Charge coupled device) |
| Which advanced function allow the used to put multiple images together into one single image, such as scoliosis series? | Stitching |
| What is generally true for an arthrogram of a knee? | the physician injects local anesthetic using a 10cc syringe with a 21 or 25 gauge needle |
| Longitudinal or spin lattice relaxation when spins begin to precess at samller angles is termed: | T1 |
| Which of the following are considered types of teletherapy? X-ray, Linear accelerator, Cobalt 60 | All of the above |
| If a department took 17,960 films, with 898 of those films being repeats, what is the repeat rate for the department? | 5% |
| What term describes a company that provides outsourcing of archiving and management functions for a pay-per-use charge? | Application service provider |
| Pantomogrpahy is ideal for tomography of the lungs. T/F | False |
| MRI uses a low-energy form of ionizing radiation. T/F | False |
| ON a T1- weighted image, fat appears as a _____ signal. | bright |
| What PET tracer compound is used to measure glucose metabolism within tissues? | 18F-FDG |
| which term describes the act of keeping a complete copy of the archive in another remote location? | Disaster Recovery |
| What radiopharmaceuticals is used for thyroid uptake studies? | Sodium iodide ( iodine 131) |
| Patients with cardiac pacemakers must not be allowed within the ________ gauss line. | 5 |
| What is the average, mean glandular dose for most film-screen breast projections? | 100-150mrad |
| What do dry imagers use to develop the image on the film? | heat |
| What mA range does the X-ray tube operate in during fluorscopic mode? | 0.5-5.0 mA |
| the quantity of hydrogen protons within structures being imaged by MRI has no effect on MRI contrast. T/F | false |
| Which of the following radionuclides is often used with mammoscintingraphy? | Technetium-99m-sestamibi |
| Which film digitizer uses fluorescent bulbs to aid in converting the analog film image into a digital image? 1. Laser film digitizer 2. CCD film digitizer 3. TFT film digitizer | 2 only |
| With modern MRI the re-emitted radio wave signals form the patient are captured by: | receiver or antenna |
| Cobalt 60 units emit gamma rays at the intensity of ______ MeV. | 1.25 |
| What is the name of the device required to produce positron-emitting elements? | Cyclotron |
| Other than printing films, another alternative would be to ___________. | Burn images to an optical disk |
| Which heart valve is located between the left atrium and the left ventricle? | mitral valve |
| The rounded, upper portion of the uterus is called the: | Fundus |
| How is water-soluble contrast media eliminated following a myelogram? | It is excreted by the kidneys |
| The least complex of tomographic directional movements is: | linear |
| one tesla equals: | 10,000 gauss |
| Which of the following vessels is not a major branch of the aortic arch? A. Right common carotid artery B. left common carotid artery C. Brachiocephalic artery D. Left subclavian artery | A> Right common carotid artery |
| The number of pixels contained on a display is determines the _________. | Resolution |
| Regions of metastatic disease in the body have a(n) ______ uptake of 18F-FDG. | Increased |
| The most common projections performed as routine or basic projetions throughout the United State and Canada are: | CC and MLO |
| Photocathode: | made of cesium and/or antimony compounds that give off electrons when struck by light |
| Digital mammography in all likelihood will become the method of choice for breast cancer screening exams because of its post-processing capability and other advantages. T/F | true |
| Where should the image receptor be placed for the craniocaudal projection? | At the level of the inframammary crease |
| Who is credited with the invention of the fluoroscope? | Edison |
| What term is used to describe the reading of images outside of the hospital walls, generally at home or in remote locations? | Teleradiology |
| Kyphoplasty: | A procedure to stablize compression fractures caused by osteoporosis and/or other reasons by injecting cement into the vertebral body AFTER placing a balloon device into the vertebral body to expand it. |
| the longer the radio wave is applied to the patient, the greater the angle of precession. T/F | True |
| Which of the following imaging modalities can best demonstrate a hematoma or a cyst in the breast? | Ultrasound |
| The most common indication for performing hysterosalpingography is? | non-patent tubes |
| Which of the following are performed by a service technician? A. Reader erasure functions B. Verify digital interfaces C. Phospher accuracy testing D. All of the above | D. All of the above. |
| Which of the following is not a contraindication for angiography? A. impaired renal function B. taking anticoagulant medication C. unstable cardiopulmonary status D. None of the above; all are contraindications | D. All of the above; all are contraindications |
| Percutaneous transluminal angioplasty (PTA) | Dilation of a stenosed vessel using a balloon catheter |
| Where should hte marker and patient identification be in regard to the anatomy? | near axilla |
| The portal vein carries blood form the abdominal digestive track to the : | liver |
| Which type of equipment is used to measure half-value layers? A. Sensitometer B. Aluminum Filters C. Dosimetry equipment D. More than one of the above | D. more than one of the above |
| What is the breast classification of a 45-year-old woman with three of more pregnancies? | Fibro-fatty |
| What is the main vessel called that drains the lower part of the body of lymph and empties into the left subclavian vein? | thoracic duct |
| Noninvasive cancers (DCIS and LCIS) comprise approximately ____% of al lbreast cancer diagnosis. | 15%-20% |
| Which of the following is not a function of the cardiovascular system? A. Producing red blood cells B. transporting oxygen, nutrients, and hormones C. removing waste products D. Maintaining body temp | A. producing red blood cells |
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