NEET2017Zoology-Animal Physiology
NEET 2017 Zoology Cardiac Function MCQ Question
Type: MCQ-conceptual-Medium-Class 11
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 iii
B
Only iv
C
i and ii
D
iii and iv
Correct Answer
Option D
Detailed Explanation
The frog's heart is myogenic and can beat autonomously due to its pacemaker cells.
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