Heart Sounds Flashcards
A fixed split S2 is indicative of ___________.
congenital defect
The bell is better at picking up _________ sounds.
low frequency
The diaphragm is better at picking up _________ sounds.
high frequency
Low frequency sounds are produced by _______ gradients.
small-pressure gradients (such as those between the left atrium and left ventricle)
High frequency sounds are produced by __________ gradients.
high-pressure gradients (such as produced by aortic stenosis)
Systolic ejection murmurs include ____________.
those produced by aortic or pulmonic stenosis
Pansystolic murmurs result from _________.
acute tears of the chordae tendonae
Aortic regurgitation is a type of ____________ murmur.
early diastolic
An Austin Flint murmur is an _________.
aortic regurgitation murmur
What would be an example of a mid-to-late diastolic murmur?
mitral stenosis
The atria contact _______ in ventricular diastole.
late (they are a “final push”)
The pulmonic valve is open ______ than the aortic valve.
longer
The bell is better at _____ frequency sounds.
low (so for lower pressure gradients)
The diaphragm of a stethoscope is better for ___________.
high frequency sounds, including murmurs
Regurgitation is _________.
blood moving backward
