Which of the Following is Least True of S₂

Question

Which of the following is least true of S₂?
A) Also known as dupp
B) Heart sound
C) Indicative of a gallop rhythm
D) Heard at the beginning of ventricular relaxation (diastole)

Accepted Answer

S2, or the second heart sound, is not indicative of a gallop rhythm. A gallop rhythm refers to additional heart sounds beyond the typical S1 and S2, such as S3 or S4, which can indicate abnormal cardiac conditions.