What is the result of acetylcholine attaching to the ligand gates of the motor end plate?
A)the sarcolemma increases permeability to sodium
B)the positive charge of the sarcolemma decreases
C)calcium ions will be actively transported into the SR
D)calcium voltage gates on the neurolemma are inactive

Question

Quizplus · Accepted Answer

Acetylcholine attaching to the ligand gates of the motor end plate results in an increase in permeability to sodium. This allows sodium ions to flow into the muscle cell, which leads to depolarization and ultimately muscle contraction.

What Is the Result of Acetylcholine Attaching to the Ligand