Which of the following structures is responsible for transmitting the action potential in muscle fibers? (2023)

Practice Questions

1 question
Q1
Which of the following structures is responsible for transmitting the action potential in muscle fibers? (2023)
  1. A. Sarcoplasmic reticulum
  2. B. T-tubules
  3. C. Myofibrils
  4. D. Endomysium

Questions & Step-by-step Solutions

1 item
Q
Q: Which of the following structures is responsible for transmitting the action potential in muscle fibers? (2023)
Solution: T-tubules (transverse tubules) are responsible for transmitting the action potential deep into the muscle fiber.
Steps: 0

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