Biology · Human Circulatory System

स्तनधारी के हृदय के साइनोएट्रियल (S-A) नोड को आमतौर पर किस रूप में जाना जाता है?

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स्तनधारी के हृदय के साइनोएट्रियल (S-A) नोड को आमतौर पर किस रूप में जाना जाता है?

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स्तनधारी के हृदय के साइनोएट्रियल (S-A) नोड को आमतौर पर किस रूप में जाना जाता है?

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