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Extrinsic regulation of cardiac activity...

Extrinsic regulation of cardiac activity is brought about by

A

Thyroxine and nodal tissue

B

Epinephrine and Thyroxine

C

Sympathetic division and nodal tissue

D

Nodal tissue and epinephrine

Text Solution

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The correct Answer is:
B
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AAKASH SERIES-BODY FLUIDS AND CIRCULATION-Exercise -II (Double Circulation & Regulation of Cardiac Activity)
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