North Central State College
BIO146 Human Anatomy & Physiology II
Practice Quiz#3 (pages 31-38)
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The ventricles are lined with ependymal cells that produce cerebrospinal fluid:
A. true; B. false
Cerebrospinal fluid is in the third ventricle. It will next enter the: A. 4th
ventricle; B. foramen of Monro; C. cerebral aquaduct; D. central canal; E.
medial apertures
CSF is in the 4th ventricle. From there it exits to: A. the central canal; B. the
subarachnoid space; C. both A and B
Cerebrospinal fluid is located in the: A. subarachoid space; B. subdural space;
C. epidural space: D. more than one of the above
An excess build up of cerebrospinal fluid in the brain ventricles is
characterized in an adult by an enlargement of the head or hydrocephalus: A.
true; B. false
One function of CSF is protection from foreign microbes which is the function
of astrocytes: A. true; B. false
The blood brain barrier is partially due to the presence of microglial cells
wrapping the brain capillaries: A. true; B. false
Which of the following does not pass through the blood brain capillary
barrier: A. oxygen; B. alcohol; C. glucose; D. lipids
Chemically CSP is the same as blood plasma: A. true; B. false
The blood brain barrier is absent in the medulla at the location of the vomit
center: A. true; B. false
Which of the following cranial nerves is mixed: A. III, B. II; C. XII; D. XI
Which of the following cranial nerves is only motor: A. vestibulocochlear; B.
abducens; C. accessory: D. facial; E. more than one of the above
The are ___ pair of lumber nerves and ____ sacral: A. 5,5; B. 8,5; C. 5,8: D.
5,1; E. 12,5
This cranial nerve has a motor function to contract muscles of the neck,
shoulder and upper back: A. facial; B. accessory; C. trigeminal; D.
hypoglossal
The motor function of this nerve is swallowing: A. glossopharyngeal; B.
adbucens; C. trigeminal; D. accessory
The sensory function of this nerve is taste: A. facial; B. hypoglossal; C.
glossopharyngeal; D. accessory; E. more than one of the above
This ramus from the spinal nerves innervates some of the back muscles: A.
ventral; B. dorsal; C. communicate
The median nerve originates off this plexus: A. cervical; B. lumbar; C.
axillary; D. sacral; E. brachial
The peroneal nerves have their origin off of this plexus: A. thoracic; B.
lumbar; C. sacral; D. cervical
The brachial plexus is made up of mainly thoracic spinal nerves: A. true; B.
false
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This nerve innervates the adductors of the leg: A. femoral; B. sciatic; C. tibial;
D. obturator
For each of the following select A if it is characteristic of both the sympathetic and
parasympathetic, select B if it is a characteristic of the sympathetic only, select C if it is a
characteristic the parasympathetic only, select D if it is not a characteristic of the
autonomic nervous system.
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has smooth muscle as an effector
has skeletal muscle as an effector
related to rest and digest
involves cranial nerves
involves lumbar nerves
involves terminal ganglia
longer postsynaptic neurons
presynaptic nerve fiber releases acetylcholine
postsynaptic nerve fiber releases norepinephrine
stimulates the adrenal medulla gland to secrete
has only cholinergic fibers
dilates blood vessels in skeletal muscles
promotes gastric juice secretion
inhibits urine formation
dilates eye pupils
involved in vaginal penetration by the penis (because of an erection) and
fertilization (because of ejaculation of semen) of an egg
decrease in saliva production
two neurons from the CNS to the effector
normally includes large myelinated nerve fibers
1b,2c,3c,4a,5b,6b,l7b,l8d,9b,10a,11c,12e,13a,14b,15a,16e,17b,18e,19c,20b,21d,22a,23d,
24c,25c,26b,27c,28b,29a,30b,31b,32c,33b,34c,35b,36b,37a,38b,39a,40d