In frog heart, there are cardiac muscles, which consists of fibres, called as
A
Purkinje fibres
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B
Myonemes
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C
Telodendria
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D
Columnae carneae
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Solution
The correct option is B Purkinje fibres The frog's heart is made up of three chambers, one ventricle and two atria. The walls of the heart are made up of cardiac muscles, called as myocardium. Purkinje fibers carry the contraction impulse from both the left and right bundle branch to the myocardium of the ventricles.