The change in voltage in the muscle tissue at the neuromuscular junction is called the _______ and it is caused by the movement of_________.

The biceps brachii is stimulated with a short stimulus.  If a second short stimulus is given once before the muscle has completely relaxed, __________ will occur.

During absolute refractory period, it is ____________________________ to have another action potential. 

There is a lion in the room.  What will happen first?

A single, small muscle contraction caused by a single small stimulus is known as

Which of the following does not propagate (move) an action potential (i.e. which is not depolarized)?

An unknown drug (Agent X) appears to block depolarization of the membrane.  How might this drug work?

During absolute refractory period, it is ____________________________ to have another action potential. 

Schwann cells wrap nerves in the ________ forming the myelin sheath.  This allows nerves to use saltatory conduction, where ion channels open at the ___________.

When acetylcholine binds to a receptor, it makes ___________move into the muscle during skeletal muscle contraction.