Which of the following is NOT a component of the cardiac electrical conduction system?
A. Sinoatrial node
B. Atrioventricular node
C. Interatrial septum
D. Purkinje fibers
Answer: C. Interatrial septum
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All of the following can cause false results in both an indirect (IAT) or direct (DAT) antiglobulin test except
a. Contaminated saline b. Inadequate incubation c. Interruption in testing d. Improper centrifugation
Atrial flutter has an atrial rate
A) greater than 100. B) between 40 and 60. C) between 250 and 350. D) between 60 and 100.
The final wave on the ECG is the T wave, which represents ________ or the recovery phase of the ventricles
Fill in the blank(s) with correct word
Which of the following is not appropriate when working with an elderly patient?
A. Go along with the patient's misconceptions about his or her condition B. Look directly at the patient and speak clearly without shouting C. Do not stereotype all elderly patients as frail or confused D. Never talk down to an elderly patient E. Pay attention to the patient's verbal and nonverbal cues