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Kin 224 Exam 1 With Complete Solutions And Correct Answers Latest Version
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Kin 224 Exam 1 With Complete Solutions And Correct Answers Latest Version
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Kin 224 Exam 1 With Complete SolutionsAnd Correct Answers Latest Version
Postganglionic axons are
A.) sometimes myelinated and sometimes unmyelinated.
B.) myelinated.
C.) unmyelinated.
C. unmyelinated.
Which of the following is correct about the autonomic nervous system (ANS)?
A. All of the choices are correct.
B. The ANS is part of both the CNS and the PNS.
C. ANS functions are involuntary.
D. ANS motor neurons innervate cardiac muscle fibers, smooth muscle fibers, and glands.
E. ANS motor pathways always include two neurons.
A. All of the choices are correct.
We lack awareness of many of our bodies' systems for maintaining homeostasis. The sensations,
movements, and secretions of organs such as the heart and intestines are governed by the
A. autonomic nervous system.
B. somatic nervous system.
A. autonomic nervous system.
Which system contains short preganglionic axons that branch extensively?
A. Somatic nervous system
B. Sympathetic nervous system
C. Parasympathetic nervous system
B. Sympathetic nervous system
Which division functions to conserve energy and replenish the supply of nutrients?
A. Parasympathetic
B. Somatic
C. Sympathetic
A. Parasympathetic
2024
,The "fight-or-flight" system is the __________ nervous system.
A. sympathetic
B. somatic
C. parasympathetic
A. sympathetic
The postganglionic parasympathetic fibers that are controlled by pelvic splanchnic nerves innervate the
a: Large intestine
b: Reproductive organs
c: Salivary glands
d: Pupillary constrictor muscles
e: Urinary bladder
f: Ureters
A.) a, c
B.) a, b, e, f
C.) a, d, e
D.) b, c, e
E.) c, d, f
B.) a, b, e, f
The cranial nerve having multiple terminal and intramural ganglia is
A. CN IX.
B. CN XII.
C. CN X.
D. CN III.
E. CN VII.
C. CN X
From which part of the CNS do parasympathetic preganglionic axons of CN VII emerge?
A. Lateral horns of the T1 spinal cord segment
B. Cerebral cortex
C. Mesencephalon
D. Lateral horns of the S1 spinal cord segment
E. Pons
E. Pons
Which sympathetic pathway involves a preganglionic neuron that synapses with a ganglionic neuron in a
sympathetic trunk ganglion, but the postganglionic axon does not leave the trunk via a gray ramus?
A. Splanchnic nerve pathway
2024
, B. Adrenal medulla pathway
C. Postganglionic sympathetic nerve pathway
D. Spinal nerve pathway
E. None of the choices is correct.
C. Postganglionic sympathetic nerve pathway
Gray rami from the sympathetic trunk connect to
A. alternating spinal nerves.
B. the cranial nerves.
C. all spinal nerves.
D. the sympathetic trunk.
C. all spinal nerves.
Select all that are locations where neurons in the enteric nervous system can be found.
- Submucosal plexus
- Myenteric plexus
- Cardiac plexus
- Hypogastric plexus
-Submucosal plexus
-Myenteric plexus
Which autonomic plexus innervates viscera within the pelvic region?
A. Pulmonary plexus
B. Hypogastric plexus
C. bdominal aortic plexus
D. Esophageal plexus
E. Cardiac plexus
B. Hypogastric plexus
Select all that are examples of how autonomic reflexes help maintain homeostasis.
-Decreasing blood pressure
-Emptying of the bladder
-Initiating defecation
-Preventing overstretching of skeletal muscles
-Decreasing blood pressure
-Emptying of the bladder
-Initiating defecation
2024
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