|
Figure 200b Left panel: The base and apex phonocardiograms are recorded simultaneously with the arctic valve echocardiogram. The first high-frequency component of A2 is coincident with the completion of closure of the aortic valve. Right panel: Base and apex eight phonocardiogram
are recorded with the pulmonary valve echocardiogram. The first high-frequency
component of P2 is coincident with the completion of closure of the
pulmonary valve. |