Florence-Darlington Technical College
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IF YOU FACE ANY PROBLEM CONTACT US AT 
Chapter 1: Orientation to Pharmacology 
Test Bank 
MULTIPLE CHOICE 
1. The nurse is teaching a patient how a medication works to treat an illness. To 
do this, the nurse will rely on knowledge of: 
a. clinical pharmacology. 
b. drug efficacy. 
c. pharmacokinetics. 
d. pharmacotherapeutics.
Introduction to Respiratory Care
Dysrhythmia Management, Pacemakers, and Defibrillators 
 
Electrical impulses are generated from SA node (pacemaker of the heart). SA node is located on top of atrium. 
	Job of SA node to set heartrate. 
	SA node fires impulses rate at 60-100 beats per minute. 
 
AV node acts as secondary pacemaker. If SA node doesn’t fire, the AV node can initiate impulses. Problem is that AV node generates impulses 40- 60 beats per minute. 
Signal starts at SA node travels to AV node travels to R and...