Understanding Medical Surgical Nursing Chapter 23
Chamberlain College Of Nursing
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Exam (elaborations)
Understanding Medical Surgical Nursing Chapter 23 All Answers Available
Chordae tendineae 
Are muscles that attach to the mitral and tricuspid valve to ensure they close tightly 
Stenosis 
Is a narrowed valve that does not close completely; it interferes with forward blood flow 
Regurgitation/Insufficiency 
Is when a valve does not close completely and blood gets backed up (causing increased workload of 
the heart and increase pressure in the affected chambers) 
Valvular (valve) damage may result from what 3 things? 
Congenital defects, rheumatic fever or infections