Question

What are the characteristics of cardiac muscle? Describe its specific function.

Answer 1

Heart, which pumps blood throughout the body, is made up of cardiac muscles.

The features of cardiac muscle are:

(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.