HISTOLOGY
NERVOUS TISSUE
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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All of the following are characteristics of cardiac muscle tissue except:
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contains striations
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cells have one nucleus
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contain special joints where the cardiac cells join called gap junctions
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found only in the walls of the heart
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Explanation:
Detailed explanation-1: -Cardiac muscle cells are striated and controlled involuntarily and are situated in the heart’s walls. Smooth muscle fibres, with the exception of the heart, are found in the walls of the hollow visceral organs, are spindle-shaped, and are controlled involuntarily. Answer.
Detailed explanation-2: -Cardiac muscle cells are equipped with three distinct types of intercellular junction–gap junctions, “spot” desmosomes, and “sheet” desmosomes (or fasciae adherentes)–located in a specialized portion of the plasma membrane, the intercalated disk.
There is 1 question to complete.