Chatper 13 Textbook MCQ

Question 1

Aside from the nervous system, which other organ system develops out of the ectoderm?
a. digestive
b. respiratory
c. integumentary
d. urinary

Answer 1

c) Integumentary

Question 2

Which primary vesicle of the embryonic nervous system does not differentiate into more vesicles at the secondary stage?
a) prosencephalon
b) mesencephalon
c) diencephalon
d) rhombencephalon

Answer 2

b) Mesencephalon

Question 3

Which adult structure(s) arises from the diencephalon?
a. thalamus, hypothalamus, retina
b. midbrain, pons, medulla
c. pons and cerebellum
d. cerebrum

Answer 3

a) Thalamus, Hypothalamus, Retina

Question 4

Which non-nervous tissue develops from the neuroectoderm?
a)respiratory mucosa
b)vertebral bone
c)digestive lining
d) craniofacial bone

Answer 4

d) Craniofacial Bone

Question 5

Which structure is associated with the embryologic development of the peripheral nervous system?
a. neural crest
b. neuraxis
c. rhombencephalon
d. neural tube

Answer 5

a) Neural Crest

Question 6

Which lobe of the cerebral cortex is responsible
for generating motor commands?
a. temporal
b. parietal
c. occipital
d. frontal

Answer 6

d) Frontal lobe

Question 7

What region of the diencephalon coordinates homeostasis?
a. thalamus
b. epithalamus
c. hypothalamus
d. subthalamus

Answer 7

c) Hypothalamus

Question 8

What level of the brain stem is the major input to the cerebellum?
a. midbrain
b. pons
c. medulla
d. spinal cord

Answer 8

b) Pons

Question 9

What region of the spinal cord contains motor neurons that direct the movement of skeletal muscles?
a. anterior horn
b. posterior horn
c. lateral horn
d. alar plate

Answer 9

a) Anterior Horn

Question 10

Brodmann’s areas map different regions of the ________ to particular functions.
a. cerebellum
b. cerebral cortex
c. basal forebrain
d. corpus callosum

Answer 10

b) Cerebral Cortex

Question 11

What blood vessel enters the cranium to supply the brain with fresh, oxygenated blood?
a. common carotid artery
b. jugular vein
c. internal carotid artery
d. aorta

Answer 11

c) Internal Carotid Artery

Question 12

Which layer of the meninges surrounds and supports the sinuses that form the route through which blood drains from the CNS?
a. dura mater
b. arachnoid mater
c. subarachnoid
d. pia mater

Answer 12

a) Dura Mater

Question 13

What type of glial cell is responsible for gltering blood to produce CSF at the choroid plexus?
a. ependymal cell
b. astrocyte
c. oligodendrocyte
d. Schwann cell

Answer 13

a) Ependymal Cell

Question 14

Which portion of the ventricular system is found within the diencephalon?
a. lateral ventricles
b. third ventricle
c. cerebral aqueduct
d. fourth ventricle

Answer 14

b) Third Ventricle

Question 15

What condition causes a stroke?
a. inflammation of meninges
b. lumbar puncture
c. infection of cerebral spinal fluid
d. disruption of blood to the brain

Answer 15

d) Disruption of blood to the brain.

Question 16

What type of ganglion contains neurons that control homeostatic mechanisms of the body?
a. sensory ganglion
b. dorsal root ganglion
c. autonomic ganglion
d. cranial nerve ganglion

Answer 16

c) Autonomic Ganglion

Question 17

Which ganglion is responsible for cutaneous sensations of the face?
a. otic ganglion
b. vestibular ganglion
c. geniculate ganglion
d. trigeminal ganglion

Answer 17

d) Trigeminal Ganglion

Question 18

What is the name for a bundle of axons within a nerve?
a. fascicle
b. tract
c. nerve root
d. epineurium

Answer 18

a) Fascicle

Question 19

Which cranial nerve does not control functions in the head and neck?
a. olfactory
b. trochlear
c. glossopharyngeal
d. vagus

Answer 19

d) Vagus

Question 20

Which of these structures is not under direct control of the peripheral nervous system?
a. trigeminal ganglion
b. gastric plexus
c. sympathetic chain ganglia
d. cervical plexus

Answer 20

a) Trigeminal Ganglion