cardiac muscle

noun Anatomy.
1.
a specialized form of striated muscle occurring in the hearts of vertebrates.
2.
the myocardium.

Origin:
1900–05

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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American Heritage
Medical Dictionary

cardiac muscle n.
The muscle of the heart, consisting of anastomosing transversely striated muscle fibers formed of cells united at intercalated disks; the myocardium. Also called muscle of heart.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Example sentences
Researchers are investigating use of stem cells to repair cardiac muscle damaged by heart attacks.
Researchers are investigating the use of stem cells to repair cardiac muscle damaged by heart attacks.
Its cells differ from ordinary cardiac muscle cells in being more spindle-shaped.
Each time you exhale, your brain sends a signal down the vagus nerve to slow the cardiac muscle.
Image for cardiac muscle
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