If a resting neuron opens its sodium channels, the electrical gradient will move sodium _______ the cell and the chemical gradient will move sodium _________ the cell.

Which of these is NOT a function of muscles?

In order to determine a large stimulus from a small stimulus, the brain would recognize:

Creatine phosphate is

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.

Which of the following is NOT a way to increase velocity of muscle contraction?

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

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

Tonight you go out to celebrate finishing your exam.  As you digest a large meal, the ________branch of the _______nervous system is most active.