Exam 7: The Muscular System

In the neuromuscular junction,cholinesterase is contained within the ____________________.

During polarization,____________________ ions are abundant outside the muscle fiber and ____________________ ions are abundant inside.

Which muscle is NOT paired with an antagonist?

The frontal lobes of the cerebrum:

Which of the following statements are true of muscle tone? (Read carefully and select all of the correct statements.)

Which muscle is NOT paired with a synergist?

The muscle on the back of the arm that extends the forearm is the:

The muscle on the lateral surface of the shoulder that abducts the arm is the:

During exercise,excess heat is given off as ____________________ increases.

The muscle around the eye that closes the eye is the:

The muscle on the ventral side of the abdomen that flexes the vertebral column is the:

The effect of acetylcholine on the sarcolemma is to make it:

Which muscle is NOT paired with its correct function?

An antagonist for a muscle on the posterior side of the thigh would be found on the:

The muscle on the front of the arm that flexes the forearm is the:

During exercise,the purpose of increased sweating is to:

The muscle on the upper back that raises or lowers the shoulder is the ____________________.

The part of the brain that coordinates voluntary movement is the:

Which statement is NOT true of the muscles and the brain?

The energy sources for muscle contraction,in the order in which they are used,are: