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
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