NUR 254 Chap 28

NUR 254 Chap 28
1. Regurgitation
Answer
The valve does not close properly, and blood backflows through the valve.
2. Stenosis
Answer
the valve does not open completely, and blood flow through the valve is reduced.
3. Valve prolapse
Answer
The stretching of an atrioventricular valve leaflet into the atrium during diastole
4. mitral stenosis
Answer
left atria to hypertrophy and dilate
L atrium has difficulty moving blood because of resistance
5. mitral click
Answer
often the first sign of mitral valve prolapse happens during systole
6. mitral stenosis s/s
Answer
dyspnea on exertion
decreased exercise tolerance, low cardiac output, enlarged L atrium dry cough or wheeze,
exporctant blood, orthopnea, paroxyml nocturnal dyspnea, repeated resp infections
7. aortic regurgitation
Answer
blood from aorta to L ventricle during diastole.L ventricle hypertrophy