Frog's heart when taken out of the body continues to beat for sometime.Select the best option from the following statements.(1) Frog is a poikilotherm.(2) Frog does not have any coronary circulation.(3) Heart is "myogenic" in nature.(4) Heart is autoexcitable.

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Only(4)

(1) and (2)

(3) and (4)

Only (3)

answer is C.

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Detailed Solution

Frog's heart when taken out of the body continues to beat for some time because heart is myogenic in nature and auto-excitable.

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