Each skeletal muscle fiber is controlled by a motor neuron at a ...

[Brittanyd9008]

Each skeletal muscle fiber is controlled by a motor neuron at a single
 A) synaptic knob.
  B) sarcomere.
  C) neuromuscular junction.
  D) synaptic cleft.
  E) transverse tubule.

Question 2

In response to action potentials arriving along the transverse tubules, the sarcoplasmic reticulum releases
 A) acetylcholine.
  B) sodium ions.
  C) potassium ions.
  D) calcium ions.
  E) hydrogen ions.

[trampas]

Answer to Question 1

C

Answer to Question 2

D

[Brittanyd9008]

TYSM

[covalentbond]

Gracias!