The pulse is the rhythmic expansion and recoil of arteries as blood is pumped from the heart. Each heartbeat sends a wave of pressure through the arterial system, which can be felt as a pulse at points where an artery runs close to the skin surface, such as the wrist (radial artery). Therefore, the rate of the pulse directly reflects the rate of the heartbeats.
The pulse in the human wrist beats
Asked in UPPSC Upper Mains 2008 · UPPSC Upper Mains 2010 · Topic: Circulatory System (Cardiac Cycle: Systole, Diastole, Heart Sounds)
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