First and Second Heart Sounds - Reduced Intensity

Unlock lessons, quizzes and more.

Sign Up
This is a simulation of a first heart sound and a second heart sound with greatly reduced intensity. This can be seen in an obese patient or a patient with emphysema.

It is a challenge to your ability to hear these reduced intensity sounds.

First and Second Heart Sounds - Reduced Intensity
The recommended auscultation position for the stethoscope is the Mitral position. For this sound, use stethoscope's Diaphragm.


maneuver
The recommended patient position is Supine

Phonocardiogram

waveform
This waveform plots sound amplitude on the vertical axis against time on the horizontal axis.

Heart Animation

CaseID118
CourseID31
CourseCaseOrder2
ID112