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Chapter 21: Assessment of Cardiac Function 

1. Turbulent blood flow caused by a narrowed or malfunctioning valve is called a 
__________, which can be heard during auscultation of the heart. 

2. The apical impulse, formerly called the__________________________ (_____), is 
normally palpable at the intersection of the ____________________ of 
the_______________and at the ___________________space. 

3. During_________________systole, contraction of the_______________________causes 
the ____________________ to become taut, keeping the _______________ 
approximated and closed. 

4. An elevated blood level of the amino acid homocysteine is believed to indicate a high 
risk for coronary artery disease. 
• True
• False 

5. During diastole, the tricuspid, and mitral valves are __________, allowing 
______________ to flow freely into ___________________. 
• True
• False 
 

6. The S1 heart sound results from ___________ of the _________ and ______________. 

7. __________________ changes are recommended to lower cholesterol levels. 

8. Orthostatic, also known as _______________ hypotension, is a sustained decrease of at 
least ____ mm Hg in ________ BP or ______ mm Hg in __________ BP within ___ 
minutes of moving from a ______ or ________ to a ___________ position. 

9. The sinoatrial (SA) node, with an inherent firing rate of ____ to ____ impulses/min, is 
considered the __________________ of the heart.

10. The patient undergoing nuclear imaging techniques with stress testing should be 
instructed not to eat or drink anything for at least ______ hours before the test. 

SCIENCE
HEALTH SCIENCE
NURSING
NURS 204

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