Harlyndazoidn
Answered

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muscle of the heart that pumps blood into and out of the heart.
cardiac muscle
skeleton bones
smooth muscle
voluntary muscle​

Sagot :

Nikadiaidn

The answer is Cardiac Muscle.

Bevavoomidn

Answer:

The muscle of the heart that pumps blood into and out of the heart is the CARDIAC MUSCLE.

Explanation:

The four chambers of your heart are made of a special type of muscle called myocardium. The myocardium is also called as the heart muscle, or cardiac muscle. The myocardium does the main pumping work: It relaxes to fill with blood and then squeezes or contracts to pump the blood.

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