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  9. Q39

CGPSC 2025 · Question 39 of 100

The wave of expansion of an artery when blood is forced into it is called

General Knowledge

  1. AHeartbeat
  2. BPulseCorrect
  3. CFlow
  4. DTicking

Answer: B. Pulse

Explanation

Artery Expansion Explained The phenomenon described is the wave-like expansion and recoil of an artery wall caused by the surge of blood pumped from the heart. Physiological Cause: During ventricular systole (heart contraction), a large volume of blood is ejected into the aorta and subsequently into other arteries.

Source: CGPSC 2025 official paper

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