15.1 General Properties of the Autonomic Nervous System

1			Which of the following is not a characteristic of a reflex?
			A)	quick response
			B)	spontaneous occurrence
			C)	involuntary
			D)	stereotyped response
2			The autonomic nervous system controls all of the following effectors except
			A)	glands.
			B)	cardiac muscle.
			C)	skeletal muscle.
			D)	smooth muscle.
3			Which of the following is a characteristic of the autonomic nervous system?
			A)	controls smooth and cardiac muscles
			B)	uses acetylcholine exclusively
			C)	voluntary control usually
			D)	only one nerve fiber from the CNS to effector
			E)	controls skeletal muscles
4			The autonomic system has both sympathetic and _______ divisions.
			A)	motor
			B)	sensory
			C)	parasympathetic
			D)	voluntary
5			All of the following are anatomical differences between the somatic and autonomic nervous system except the
			A)	type of neurotransmitter used.
			B)	efferent pathway.
			C)	afferent pathway.
			D)	type of effectors.

15.2 Anatomy of the Autonomic Nervous System

6			There are about ___ postganglionic neurons for every preganglionic neuron in the sympathetic division.
			A)	2
			B)	17
			C)	24
			D)	100
7			Which of the following pairs of terms is correct?
			A)	facial, CN V
			B)	oculomotor, CN IV
			C)	glossopharyngeal, CN XI
			D)	vagus, CN X
			E)	spinal accessory, CN IX
8			This cranial nerve is the only nerve to innervate structures in the thorax and abdomen.
			A)	trigeminal
			B)	spinal accessory
			C)	hypoglossal
			D)	facial
			E)	vagus
9			Which cranial nerve sends branches to the heart?
			A)	VIII
			B)	IX
			C)	X
			D)	XI
10			Parasympathetic fibers leave the brainstem as part of which four cranial nerves?
			A)	III, IV, V, and VI
			B)	III, V, VII, and IX
			C)	III, VII, IX, and X
			D)	V, VI, IX, and X
11			The communicating rami are
			A)	afferent fibers.
			B)	efferent fibers.
12			The parasympathetic division of the ANS has fibers that leave the brain stem by way of cranial nerves. Which of the following is not one of those nerves?
			A)	facial nerve
			B)	hypoglossal nerve
			C)	vagus nerve
			D)	oculomotor nerve
13			The _____ communicating ramus has preganglionic fibers that travel from spinal nerve to a paravertebral ganglion.
			A)	white
			B)	gray

15.3 The Autonomic Effects on Target Organs

14			Which of the following types of receptors will be affected by norepinephrine?
			A)	alpha- and beta-adrenergic
			B)	muscarinic and nicotinic
			C)	cholinergic
			D)	Both A and B.
			E)	Both A and C.
15			The parasympathetic nervous system is associated with which of the following activities?
			A)	increases in heart rate
			B)	urination
			C)	increases in blood flow to cardiac and skeletal muscle
			D)	increases in blood glucose concentration
16			Which of the following is an example of a sympathetic effect?
			A)	bronchoconstriction
			B)	stimulation of muscle of urinary bladder
			C)	serous salivary secretion
			D)	ciliary muscle relaxation for far vision
17			If the ________ nerves to the heart are cut the heart rate will ________.
			A)	sympathetic; decrease
			B)	sympathetic; increase
			C)	parasympathetic; decrease
			D)	parasympathetic; increase
18			Which of the following is characteristic of the parasympathetic nervous system?
			A)	causes uterine contractions
			B)	causes pupils to dilate
			C)	decreases heart rate
			D)	increases sweating
			E)	bronchodilation

15.4 Central Control of Autonomic Function

19			The major control center of the visceral motor system is the
			A)	thalamus.
			B)	basal nuclei.
			C)	cerebrum.
			D)	hypothalamus.
20			Several regions of the brainstem mediate autonomic responses. Which of the following is not mediated by these areas?
			A)	salivation
			B)	defecation
			C)	pupillary constriction
			D)	blood pressure