Exam 10: The Muscular System

How does an antagonist differ from a prime mover? How is it the same?

Figure 10.2Using Figure 10.2, match the following: -The quadriceps femoris is composed of three "vastus" muscles and the .

What is a muscle that provides the major force for producing a specific movement called?

Figure 10.1Using Figure 10.1, match the following: -Humerus-ulna joint.

Deep muscles of the thorax promote movements for breathing.

The deltoid is a prime mover of the arm that acts in adduction.

A nursing infant develops a powerful sucking muscle that adults also use for whistling. What is this muscle called?

Muscles are only able to pull, they never push.

Muscle power does not depend on the direction of the fascicles.

Which of the following muscles serves as a common intramuscular injection site, particularly in infants?

A nurse can facilitate respiratory functioning by encouraging deep breathing exercises such as diaphragmatic breathing. Explain diaphragmatic breathing.

The runs deep to the external oblique.

The muscles of facial expression insert into skin or other muscles, not bones.

Although all skeletal muscles have different shapes, the fascicle arrangement of each muscle is exactly the same.

Which of the following is not a member of the hamstrings?

Which of the following is not a muscle primarily involved in the breathing process?

Which of the following describes the suprahyoid muscles?

Most superficial thorax muscles are extrinsic shoulder muscles.

Electromyography is the recording and interpretation of graphic records of the electrical activity of contracting muscles.

Muscle spasms of the back often are due to the erector spinae contraction.