cardiac muscle
Americannoun
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a specialized form of striated muscle occurring in the hearts of vertebrates.
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the myocardium.
Etymology
Origin of cardiac muscle
First recorded in 1900–05
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Heart disease remains a leading cause of death worldwide, with myocardial infarction, also known as a heart attack, causing irreparable damage to cardiac muscle cells.
From Science Daily • Feb. 14, 2024
The physiological significance of these findings will become clear when the functional difference between skeletal and cardiac muscle is considered.
From Science Daily • Oct. 25, 2023
The team previously explored how cardiac muscle contractions are affected by temperature, determining that our heart can contract efficiently within the body temperature range.
From Science Daily • Oct. 25, 2023
Cardiomyocytes are distinctive muscle cells that are striated like skeletal muscle but pump rhythmically and involuntarily like smooth muscle; adjacent cells are connected by intercalated disks found only in cardiac muscle.
From Textbooks • Apr. 25, 2013
It has no action in any way resembling digitalis; by increasing the irritability of the cardiac muscle, its prolonged use rather tends to fatigue than to rest the heart.
From All About Coffee by Ukers, William H. (William Harrison)
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
