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Chapter
17
The Nervous
System:
Autonomic
Division
PowerPoint® Lecture Slides
prepared by Agnes Yard and
Michael Yard
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Copyright © 2008 Pearson Education, Inc.,
publishing as Pearson Benjamin Cummings
Where are preganglionic neurons of the sympathetic
division of the ANS found?
a. lateral white columns of spinal segments
T1–L2
b. lateral gray horns of spinal segments T1–L2
c. anterior gray horns of spinal segments T1–L2
d. lateral gray horns of spinal segments C7–L2
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Which of the following is not a parasympathetic
ganglion?
a. otic ganglion
b. celiac ganglion
c. ciliary ganglion
d. submandibular ganglion
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Which is/are false regarding neurotransmitter release
by the sympathetic division of the autonomic nervous
system?
a. Ganglionic neurons that release NE are small in
number, but significant.
b. Preganglionic fibers release ACh at their synapses
with ganglionic neurons.
c. The effects of neurotransmitter released by
varicosities at neuroeffector junctions persist for, at
most, a few seconds.
d. The stimulation of ganglionic neurons usually leads to
NE release at neuroeffector junctions.
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Which characteristic(s) exhibits a difference(s) between
the autonomic nervous system and the somatic nervous
system?
a. Afferent fibers originate in visceral
receptors.
b. Efferent fibers connect to visceral effectors.
c. The axon of a visceral motor neuron within
the CNS innervates a second neuron located
in a peripheral ganglion.
d. all of the above
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Parasympathetic preganglionic fibers leave the brain in
which cranial nerves?
a. III, VI, IX, X
b. VII, IX, X, XI
c. III, VII, X, XI
d. III, VII, IX, X
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Collateral ganglia are also known as:
a. prevertebral ganglia
b. suprarenal ganglia
c. paravertebral ganglia
d. thoracic ganglia
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Autonomic fibers entering the thoracic cavity intersect
at which plexus(es)?
a. cardiac plexus
b. pulmonary plexus
c. celiac plexus
d. a and b
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Beta receptors are/do not:
a. found in skeletal muscles, and smooth
muscles surrounding respiratory airways,
the heart, and the liver
b. trigger changes in the metabolic activity of
target cells
c. primarily stimulated by norepinephrine
d. sensitive to epinephrine
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Dual innervation:
a. is most prominent in the digestive tract, the
heart, and the lungs
b. exists where the parasympathetic and
sympathetic divisions have opposing or
antagonistic effects
c. exists in most vital organs that receive
instructions from both the sympathetic and
parasympathetic divisions
d. all of the above
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Which nerve, alone, provides roughly 75 percent of all
parasympathetic outflow?
a. glossopharyngeal nerve
b. pelvic nerve
c. vagus nerve
d. splanchnic nerve
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Regarding the sympathetic division of the ANS, which
of the following structures release epinephrine and
norepinephrine into the general circulation?
a. the suprarenal medulla
b. the collateral ganglia
c. the suprarenal cortices
d. the sympathetic chain ganglia
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Muscarinic receptors are/do not:
a. when stimulated, produce longer-lasting effects than
does stimulation of nicotinic receptors
b. found at all adrenergic neuroeffector junctions
c. when stimulated, produce responses that reflect the
activation or inactivation of specific enzymes
d. stimulated by a toxin produced by some poisonous
mushrooms
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Collateral ganglia are/do not:
a. located anterior and medial to the
descending aorta
b. consist of a pair of interconnected masses of
gray matter situated at the base of the celiac
trunk
c. single structures
d. embedded in an extensive weblike network
of nerve fibers
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Which level of autonomic control has neurons
controlling defecation and urination?
a. limbic system and thalamus
b. S2–S4 (sacral spinal cord)
c. medulla oblongata
d. T1–L2 (spinal cord)
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Which of the following are target organs of the
postganglionic axons from the otic ganglion?
a. intrinsic eye muscles
b. parotid salivary glands
c. tear glands and nasal glands
d. visceral organs of neck, thorax, and most of
abdominal cavity
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Each sympathetic chain has how many ganglia?
a. 7 cervical, 11–12 thoracic, 2–5 lumbar, 4–5
sacral, 1 coccygeal
b. 3 cervical, 8–10 thoracic, 2–6 lumbar, 4–5
sacral, 1 coccygeal
c. 3 cervical, 11–12 thoracic, 2–5 lumbar, 4–5
sacral, 1 coccygeal
d. 7 cervical, 8–10 thoracic, 2–6 lumbar, 4–5
sacral, 1 coccygeal
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Which of the following plexuses contain(s) descending
branches of the vagus nerve (N X) and splanchnic
nerves leaving the sympathetic chain on either side?
a. cardiac plexus
b. pulmonary plexus
c. esophageal plexus
d. a and c
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
A ganglion impar is formed by:
a. paravertebral ganglia from both sides that
fuse to form a single median ganglion
b. coccygeal ganglia from both sides that fuse
to form a single median ganglion
c. sacral ganglia from both sides that fuse to
form a single median ganglion
d. prevertebral ganglia from both sides that
fuse to form a single median ganglion
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Which of the following generalized structures of the
ANS control(s) the peripheral effectors?
a. ganglionic neurons
b. postganglionic fibers
c. preganglionic axons
d. a and b
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Which parasympathetic ganglia send postganglionic
fibers to vocal glands, tear glands, and salivary glands?
a. submandibular
b. pterygopalatine
c. intramural
d. a and b
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Stimulation of arrector pili muscles is a function of
which ganglia?
a. sympathetic chain ganglia
b. pterygopalatine ganglia
c. collateral ganglia
d. suprarenal medullae
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
The parasympathetic division of the ANS:
a. has preganglionic fibers that release ACh,
stimulating ganglionic neurons
b. consists of preganglionic fibers originating
in either the brain stem or the sacral spinal
cord
c. predominates under resting conditions
d. all of the above
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
When sympathetic activation occurs, an individual does
not experience:
a. the mobilization of energy reserves
b. increased heart rate and contraction
strength, and elevations in blood pressure,
breathing rate, and length of respiration
c. increased energy absorption
d. a temporary insensitivity to pain stimuli
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Which reflexes involve sensory neurons and
interneurons whose cell bodies are located within
autonomic ganglia?
a. long reflexes
b. polysynaptic reflexes
c. short reflexes
d. a and b
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Stimulation of release of lipids from adipose tissue is a
function of which ganglia?
a. sympathetic chain ganglia
b. otic ganglia
c. collateral ganglia
d. a and c
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings