The voice of lubb is produced during the contraction of heart when;

A ) Tricuspid valve is closed

B ) Bicuspid valve is closed

C ) Both tricuspid and bicuspid valves are closed ✅

D ) Semilunar valves are closed

Related Questions
  1. Following structures are not cells;
  2. Following blood vessels has high blood pressure:
  3. Arteries which supply blood legs;
  4. Pulse is left in:
  5. Name of layers present in the arteries;
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