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Which structure is only found in cardiac tissue?

A. Striations
B. Desmosomes
C. Intercalated discs
D. Gap junctions


Sagot :

Final answer:

Intercalated discs in cardiac muscle enable coordinated contraction for efficient pumping of the heart.


Explanation:

Intercalated discs are structures unique to cardiac muscle that contain gap junctions and desmosomes. These allow for coordinated contraction of cardiac muscle cells, enabling the heart to pump effectively. Coordinated contraction is vital for the synchronized beating of the heart.


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