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NEET 2002 Biology question

BiologyBody Fluids and CirculationNEET 2002

Impulse of heart beat originates from : -

Answer: (1)

Solution

The human heart is myogenic. The sino-atrial (SA) node, a patch of modified cardiac muscle in the right atrial wall, generates the highest rate of action potentials (70-75 per minute) and is therefore the pacemaker that initiates each

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Question ID VK-089047