Answer:
b. transmit muscle impulses into the cell interior.
Explanation:
Transverse Tubules are also known as T Tubes that pass laterally through the muscle fiber. The T Tubes or Transverse Tubules carry the nerve impulses received by the sarcolema to the myofibrils, these are also conductive to substances such as glucose, oxygen and ions. In other words, these tubules are responsible for transmitting muscle impulses into the cell interior.