Chapter 15 Principles of Anatomy & Physiology 14th edition by Gerard J Tortora

Chapter 15 Principles of Anatomy & Physiology 14th edition by Gerard J Tortora

Complete Chapter Questions With Answers

Sample Questions Are Posted Below

1) Interoceptors are found in

1. a) blood vessels
2. b) visceral organs
3. c) muscles
4. d) all of these choices
5. e) none of these choices

Answer: d

Difficulty: Easy

Study Objective 1: SO 15.1 Compare the structural and functional differences between the somatic and autonomic parts of the nervous system.

Section Reference 1: Sec 15.1 Comparison of Somatic and Autonomic Nervous Systems

2) Autonomic motor neurons regulate visceral activities by
1. increasing activities in effector tissue.
2. decreasing activities in effector tissue.
3. changing the direction of impulse conduction across synapses.

1. a) 1 only
2. b) 2 only
3. c) 3 only
4. d) Both 1 and 2
5. e) None of these choices

Answer: d

Difficulty: Easy

Study Objective 1: SO 15.1 Compare the structural and functional differences between the somatic and autonomic parts of the nervous system.

Section Reference 1: Sec 15.1 Comparison of Somatic and Autonomic Nervous Systems

3) The autonomic nervous system is NOT involved in controlling

1. a) exocrine glands.
2. b) skeletal muscle.
3. c) cardiac muscle.
4. d) smooth muscle.
5. e) endocrine glands.

Answer: b

Difficulty: Easy

Study Objective 1: SO 15.1 Compare the structural and functional differences between the somatic and autonomic parts of the nervous system.

Section Reference 1: Sec 15.1 Comparison of Somatic and Autonomic Nervous Systems

4) Which of the following descriptions of a preganglionic neuron is NOT correct?

1. a) Has axons that exit the CNS in a cranial or spinal nerve.
2. b) Has myelinated axons.
3. c) Forms the first part of an autonomic motor pathway.
4. d) Has its cell body in the brain or spinal cord.
5. e) Forms gap junctions with postganglionic neurons in autonomic ganglia.

Answer: e

Difficulty: Medium

Study Objective 1: SO 15.2 Compare the neurons and other anatomical components of the autonomic nervous system divisions.

Study Objective 2: SO 15.2.1 Describe preganglionic and postganglionic neurons of the autonomic nervous system.

Section Reference 1: Sec 15.2 Anatomy of Autonomic Motor Pathways

5) A postganglionic neuron in the ANS

1. a) releases neurotransmitter that binds to the effector cell.
2. b) is the first part of an autonomic motor pathway.
3. c) has its cell body in the brain or spinal cord.
4. d) has its axons exiting the CNS through cranial nerves.
5. e) carries information into the sympathetic chain ganglia.

Answer: a

Difficulty: Medium

Study Objective 1: SO 15.2 Compare the neurons and other anatomical components of the autonomic nervous system divisions.

Study Objective 2: SO 15.2.1 Describe preganglionic and postganglionic neurons of the autonomic nervous system.

Section Reference 1: Sec 15.2 Anatomy of Autonomic Motor Pathways