Third Heart Sound in Diastole

First heart sound (S1)

Third heart sound (S3) (correct)

Fourth heart sound (S4)

Second heart sound (S2)

The ventricles are not filled sufficiently in the early part of diastole (correct)

The ventricles are not contracting properly in the early part of diastole

The atria are not filled sufficiently in the early part of diastole

The atria are not contracting properly in the early part of diastole

The phonocardiogram distorts low-frequency sounds

The phonocardiogram reduces low-frequency sounds

The phonocardiogram filters out high-frequency sounds

The phonocardiogram amplifies low-frequency sounds (correct)

<p>The ventricles are not filled sufficiently in the early part of diastole to create elastic tension necessary for reverberation</p> Signup and view all the answers

<p>The frequency of the sound is usually so low that the ear cannot hear it</p> Signup and view all the answers

<p>The phonocardiogram is more sensitive to low-frequency sounds than the human ear</p> Signup and view all the answers