In each blank, try to type in the
word that is missing. If you've
typed in the correct word, the
blank will turn green.
If your not sure what answer should be entered, press the space bar and the next missing letter will be displayed. When you are all done, you should look back over all your answers and review the ones in red. These ones in red are the ones which you needed help on. Question: A mechanically patient exhibits a sudden decrease in end-tidal CO2 levels. All of the following are possible causes of this change except.Answer: Increase in CO2 Question: Indications for oximetry include all of the following except the need:Answer: for of abnormal Hb. Question: An alert outpatient waiting for an EKG has an SpO2 reading of 81% breathing room air. The patient appears in no distress and exhibits no signs of hypoxemia. Which of the following would be the best initial action to take in this ?Answer: Switch sites or replace the sensor . Question: To avoid transmission of blood-borne diseases when handling a used , what should you do?Answer: I. Never needle without safety device (or scoop method).II. Never handle needle with both hands, or point it towards body.III. Never bend, break, or remove the needle from the syringe by hand.IV. Always dispose of syringe/ needle in sharps container Question: After obtaining an blood sample, what should you do?Answer: I. Apply pressure to the puncture site until bleeding stops.
II. Place the sample in a container with ice slush.
IV. Mix the sample by rolling and inverting the syringe. Question: An outpatient scheduled for an arterial blood sample enters the pulmonary lab 20 minutes late and out of breath, run up four flights of stairs. What should you do?Answer: Wait 5 before taking the sample. Question: All of the can result in falsely high HbO2 readings with a laboratory hemoximeter except.Answer: Sickle cell Question: Which of the should be monitored during the sampling of arterial blood?Answer: II. Presence of pulsatile blood return.
III. of air bubbles or clots in sample. Question: What is a end-tidalETCO2 range?Answer: 35 to 43 mm Question: A patient being monitored by capnography exhibits a rise in end-tidal CO2 levels. All of the following are possible causes of this change except.Answer: pulmonary embolism Question: If patient pain or anxiety occurs arterial puncture, which of the following will probably occur?Answer: Question: Purposes of a -capping device include which of the following?Answer: I. To isolate the sample from air exposure.
II. To help needlestick injuries. Question: You obtain an SpO2 reading of 100% on a patient O2 through a nonrebreathing mask. What range of PaO2 levels is possible in this patient?Answer: 100 to 600 mm Question: Why is the radial artery the preferred site for arterial blood ?Answer: I. It is near the and easy to palpate and stabilize.
II. The ulnar artery normally provides good collateral circulation.
III. The radial artery is not near any large veins. Question: Because of an extremely low PO2, you suspect that an arterial blood sample taken from a patient's brachial artery might have been contaminated with venous blood. Which of the following might help to confirm your ?Answer: Cross-check the sample with an SpO2 . Question: All of the following can help avoid the problem of blood sample contamination with air except.Answer: Mixing before expelling Question: When performing a modified Allen test on the left hand of a patient, you notice that the palm, fingers, and thumb remain blanched for more than 15 after pressure on the ulnar artery is released. What should you do?Answer: Perform the Allen test on the hand. Question: A practitioner forgets to ice an ABG sample and leaves it at room for 45 minutes. Which of the following parameters can you predict will increase in this sample during that period?Answer: I. PCO2 Question: All of the sites are used for arterial blood sampling by percutaneous needle puncture except:Answer: Carotid |
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