Which of the following statements concerning the third heart sound is correct?
A.A Caused by systolic filling of the ventricle
B.A May be heard in constrictive pericarditis***
C.A Associated with atrial septal defects
D.A Is characteristically soft in aortic stenosis
E.A Caused by atrial contraction against a stiff ventricle.
A.A Caused by systolic filling of the ventricle
B.A May be heard in constrictive pericarditis***
C.A Associated with atrial septal defects
D.A Is characteristically soft in aortic stenosis
E.A Caused by atrial contraction against a stiff ventricle.
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cardiology