Chapter 23. 23·15–23·16 The muscular and skeletal systems enable movement.

Show What You Know - Self Quiz
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You must read each slide, and complete any questions on the slide, in sequence.

Instructions

Check your understanding of concepts from 23·15–23·16 The muscular and skeletal systems enable movement by answering the following questions.

1.

1. Select the choice that correctly lists the two basic states of action in each muscle cell.

A.
B.
C.
D.
E.

Correct. (See section 23·15 Muscles generate force through contraction.)
Incorrect. (See section 23·15 Muscles generate force through contraction.)

2.

2. If you had to propose a mechanical analogy to the system formed by the bones, joints and muscles of a person’s arm from the choices below, which one would you choose?

A.
B.
C.
D.
E.

Correct. (See section 23·15 Muscles generate force through contraction.)
Incorrect. (See section 23·15 Muscles generate force through contraction.)

3.

3. What is the name of the neurotransmitter that gives the directive for a muscle cell to contract?

A.
B.
C.
D.
E.

Correct. (See section 23·15 Muscles generate force through contraction.)
Incorrect. (See section 23·15 Muscles generate force through contraction.)

4.

4. The simplest type of skeleton found in the animal world is the:

A.
B.
C.
D.
E.

Correct. (See section 23·16 Skeletal systems enable movement, among several other important functions.)
Incorrect. (See section 23·16 Skeletal systems enable movement, among several other important functions.)

5.

5. Which of the following is NOT one of the many functions of an endoskeleton?

A.
B.
C.
D.
E.

Correct. (See section 23·16 Skeletal systems enable movement, among several other important functions.)
Incorrect. (See section 23·16 Skeletal systems enable movement, among several other important functions.)

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