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TBL-Heart Sounds and Murmurs
Terms in this set (6)
Describe when the normal heart sounds are heard and what causes the sound.
turbulent flow from valves closing
Explain the phonocardiogram.
in aortic regurg: decrescendo
mitral stenosis: crescendo/decrescendo
Describe the pathophysiology that occurs with stenosis of any of the heart valves.
increased afterload, leads to CHF, can cause dizziness
Describe the pathophysiology that occurs with insufficiency of any of the heart valves.
decreases SV, has to load a lot
Differentiate between eccentric and concentric hypertrophy and what factors induce them.
eccentric: up fibrosis, cavity dilation, MI/volume overload
concentric: pressure overload
Discuss the third and fourth heart sounds.
s3: early diastole, volume overload, stretchy ventricle
s4: late diastole; stiff wall
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