Which type of muscle does not have T-tubules?
A) Smooth
B) Cardiac
C) Striated
D) All muscles have T-tubules.

Name: Which type of muscle does not have T-tubules? A) Smooth B) Cardiac C) Striated D) All muscles have T-tubules.
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Question

Quizplus · Accepted Answer

Smooth muscles do not have T-tubules. T-tubules are a feature of striated muscles (skeletal and cardiac) and facilitate the rapid spread of action potentials throughout the muscle fibers.

Which Type of Muscle Does Not Have T-Tubules