The muffling or disappearance of the Korotkoff sound occurs at a pressure corresponding to the
A) Average arterial pressure
B) Diastolic pressure
C) Systolic pressure
D) Dicrotic notch
E) Pulse pressure

Question

Quizplus · Accepted Answer

The muffling or disappearance of the Korotkoff sound occurs at a pressure corresponding to the diastolic pressure, which is when the artery is no longer compressed and blood flow is unrestricted and silent.

The Muffling or Disappearance of the Korotkoff Sound Occurs at a Pressure