When the sinus node fails to discharge, the absence of a PQRST interval is noted on the rhythm and is called:
A. sinus arrest.
B. sinus bradycardia.
C. sinus rhythm.
D. sinus dysrhythmia.
Answer: A
Health Professions
You might also like to view...
Why is resting neural membrane a potential negative?
What will be an ideal response?
Health Professions
The most commonly prescribed antihypertensive agents include all the following except:
A. calcium channel blockers B. ACE inhibitors C. vasoconstrictors D. angiotensin II receptor blockers
Health Professions
Central nervous system drugs:
A) eliminate pain during surgery. B) usually affect the whole body. C) are analgesics. D) both A and B.
Health Professions
Epileptic seizures occur ________ because brain impulses are chaotic
Fill in the blank(s) with correct word
Health Professions