cardiac muscle

cardiac muscle

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

Origin:
1900–05
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Cardiac muscle is always a great word to know.
So is nervous system. Does it mean:
agent that directly influences the activity of living protoplasm
system of nerves and nerve centers in an animal or human
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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