What heart sound is produced by vibrations within the heart chambers or in the major arteries from the back-and-forth flow of blood?
A)S1, S2
B)S3, S4
C)Murmur
D)Physiologic splitting

Question

Quizplus · Accepted Answer

Murmurs are the sounds that are produced in the heart chambers or major arteries from the back-and-forth flow of blood.S? is the closure of the tricuspid and mitral valves,and S? is the closure of the pulmonic and aortic valves,and both are considered normal heart sounds.S? is a normal heart sound sometimes heard in children.S? is rarely heard as a normal heart sound.If heard,medical evaluation is required.Physiologic splitting is the distinction of the two sounds in S?,which widens on inspiration.It is a significant normal finding.

What Heart Sound Is Produced by Vibrations Within the Heart