Question

definition of cardiac muscles ​

Answer 1

Answer:

cardiac muscle, also called myocardium, in vertebrates, one of three major muscle types, found only in the heart. ... The rhythmic contraction of cardiac muscle is regulated by the sinoatrial node of the heart, which serves as the heart's pacemaker.

Explanation:

cardiac muscle, also called myocardium, in vertebrates, one of three major muscle types, found only in the heart. ... The rhythmic contraction of cardiac muscle is regulated by the sinoatrial node of the heart, which serves as the heart's pacemaker.

Answer 2

Answer:

Definition of cardiac muscle

: the principal involuntary-muscle tissue of the vertebrate heart made up of striated fibers joined at usually branched ends and functioning in synchronized rhythmic contraction.

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