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Radiographic Exams
Procedures for Positioing for X-rays
Question | Answer |
---|---|
The term valgus refers to | turned outward |
During an upper GI examination of a stomach of average size and shape, a barium-filled fundus and double contrast of the pylorus and duodenal bulb are demonstrated. The position used is most likely | LPO |
The outermost wall of the digestive tract is the | serosa |
What is best demonstrated in the AP axial projection (Towne method) of the skull, with the CR directed 30 degrees caudad to the orbitomeatal line (OML) and passing midway between the external auditory meati? | Occipital bone |
The name of the condition that results in the forward slipping of one vertebra upon the vertebra below it? | Spondylolisthesis |
Sternoclavicular articulations are likely to not be demonstrated in... | weight-bearing |
The relationship between the fractured ends of long bones is referred to as | apposition |
An intrathecal injection is associated with what exam...? | Myelogram |
A lateral projection of the hand in extension is often recommended to evaluate...? | a foreign body or soft tissue |
What projection/position will best demonstrate a subacromial or subcoracoid dislocation? | PA oblique scapular Y |
What positions can be used to demonstrate the axillary ribs of the right thorax? | LAO or RPO |
True/False: Intertorchanteric line is associated with the posterior femur. | False |
What evaluation criteria for a lateral projection of the humerus? | Lesser tubercle is profile; superimposed epicondyles |
A small bony fragment pulled from a bony process.... | avulsion fracture |
The junction of the sagittal and coronal sutures it the.... | bregma |
What is represented as the eye of the scotty do appearance of the lumbar spine? | pedicle |
An injury to a structure located on the side opposite that of the primary injury is referred to as | contrecoup |
What condition is limited specifically to the tibial tuberosity? | Osgood-Schlatter disease |
The structure located midway between the anterosuperior iliac spine (ASIS) and pubic symphysis is the.... | Dome of the acetabulum |
The articular facets of L5-S1 are best demonstrated in a.... | 30 degree oblique |
What condition is often the result of ureteral obstruction or stricture? | Hydronephrosis |
In which position of the shoulder is the greater tubercle seen superimposed on the humeral head? | Internal rotation |
Which type of fracture are when the splintered ends of the bone are forced through the skin? | Compound |
The thoracic zygopophyseal joints are demonstrated with the.... | Midsagittal plane 20 degrees to the IR |
Which type of ileus is characterized by cessation of peristalsis? | Paralytic |
Narrowing of the upper airway, as seen in pediatric croup, can be visualized in the | AP projection |
_______ is used to demonstrate the lumbosacral zygapophyseal articulation. | 30 degree RPO |
With the patient's head in a PA position and the CR directed 20 degrees cephalad, which part of the mandible will be best visualized? | Rami |
To demonstrate a profile view of the glenoid fossa, the patient is AP recumbent and oblique 45 degrees..... | towards affected side |
What is recommended to better demonstrate the tarsometatarsal joints in a dorsoplantar projection of the foot? | Angle the CR 10 degrees posteriorly |
A type of cancerous bone tumor occurring in children and young adults and arising from bone marrow is.... | Ewing sarcoma |
Which tangential axial projections of the patella is complete relaxation of the quadriceps femoris required for an accurate diagnosis? | Supine flexion 45 degrees (Merchant) |
Which barium-filled anatomic structure is best demonstrated in the LPO position? | Hepatic/ right colic flexure |
Tracheotomy is effective technique used to restore breathing when there is.... | respiratory pathway obstruction above the larynx |
What fluoroscopic exam is used to demonstrate vesicoureteral reflux? | Voiding cystourethrogram |
The following sequence is correctly describing blood flow as it leaves the left ventricle? | arteries, arterioles, capillaries, venules, and veins |
Which projection will show the radial head of the elbow free of ulnar superimposition? | Lateral oblique |
With the patient PA, the MSP centered to the IR, the OML forming a 37 degree angle with the IR, and the CR perpendicular and exiting the acanthion, what is being best demonstrated? | facial bones |
What projection/position would best demonstrate arthritic changes to the knees? | AP recumbant |
Which type of articulation is evaluated in arthrography? | Diarthrodial |
The laryngeal prominence is formed by the.... | Thyroid cartilage |
What exam will most likely be performed to diagnose Wilms' tumor? | IVU |
Which projection will demonstrate the carpal pisiform free of superimposition? | AP (medial) oblique |
Ingestion of barium sulfate is contraindicated in situations where... | A suspected perforation of a hollow viscus, suspected large-bowel obstruction, and preoperative patients. |
The femoral neck is a palpable bony landmark. | FALSE |
The AP Trendelenburg postion is often used during an upper GI examination to demonstrate..... | hiatal hernia |
Shoulder arthrography is performed to.... | Demonstrate complete or partial rotator cuff tear, and evaluate the glenoid labrum |
With the patient in a 40 degree RPO position, affected side up, hip joint centered to IR, and the CR directed perpendicularly to the IR at the level of the ASIS, the structure best demonstrated is the.... | Right ilium |
What projection of the calcaneus is obtained with the leg extended, the plantar surface of the foot vertical and perpendicular to the IR and the CR directed 40 degree cephalad? | Axial plantodorsal projection |
Which position helps with seeing the sphenoid sinuses? | Modified waters (Mouth open); Lateral |
What will demonstrate the right zygopophyseal articulations of the lumbar vertebrae? | RPO |
What will most likely put the right kidney parallel to the IR? | LPO |
The proximal radius and ulna are seen free of superimposition in what projection? | Lateral oblique elbow |
Which condition is characterized by "flattening" of the hemidiaphragms? | Emphysema |
The sigmoid colon is part of the right lower quadrant (RLQ). | FALSE |
What anatomic structure is seen most anteriorly in a lateral projection of the chest? | Cardiac apex |
To demonstrate esophageal varices, the patient must be examined in.... | the recumbant position |
The sternal angle is at approximately the same level as.... | T5 |
On a lateral projection of the humerus the epicondyles are parallel to the IR | FALSE |
During myelography, contrast medium is introduced into the.... | subarachnoid space |
Synovial articulations lack a joint cavity. | FALSE |
All elbow fat pads are best demonstrated in a lateral postion. | TRUE |
Which position of the shoulder demonstrates the lesser tubercle medially? | Internal rotation |
What structures are comprising the neural, or verterbral arch? | Pedicles and the Laminae |