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Write important role/roles of the following: S.A.N. - Biology

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Question

Write important role/roles of the following:

S.A.N.

Answer in Brief

Solution

  1. The Sinoatrial Node (S.A.N.), commonly known as a pacemaker, is an area of cardiac fibres in the right atrium.
  2. The command or impulse initiates the heartbeat via electrical stimulation.
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Pacemaker
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