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Frog's heart when taken out of the body ...

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

A

Only (c)

B

Only(d)

C

(a) and (b)

D

(c) and (d)

Text Solution

Verified by Experts

Frog or the vertebrates have myogenic heart having self contractile system or are autoexcitable, because of this condition, it will keep on working outside the body for some time.
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