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Advocard [28]
3 years ago
9

A small mass of tissue that is made up of Purkinje fibers, ganglion cells, and nerve fibers, that is embedded in the musculature

of the right atrium, and that originates the impulses stimulating the heartbeat called as?
Biology
1 answer:
Nadusha1986 [10]3 years ago
5 0

Answer:

It is called the S-A node, or rather sinus node.

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