Question

GIVE THREE FEATURUS OF CARDIAC MUSCLES

Answer 1

Answer:

*Cardiac muscles are involuntary muscles . They are involved in continuous rhythmic concentration and relaxation .

*Cardiomyocytes or the cardiac cells are uninucleate,cylindrical, and elongated.

*Cardiac muscles display faint crosstriations which do not get fatigued under normal circumstances .

Answer 2

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(i) Cardiac muscles are involuntary. They cannot be controlled by will.

(ii) Cardiac muscle cells are cylindrical, branched and uninucleate.

(iii) Cardiac muscles show rhythmic contraction and relaxation throughout the life.