Frog's heart when taken out of the body continues to beat for some time.
Select the best option from the following statements.
(a) Frog is a poikilotherm.
(b) Frog does not have any coronary circulation.
(c) Heart is "myogenic" in nature.
(d) Heart is autoexcitable Options.
Options :
Only (c)
Only (d)
(a) and (b)
(c) and (d)
Frog's heart when taken out of the body continues to beat for some time because the heart is myogenic in nature and is autoexcitable. Thus, the correct answer is option d.