Order The Autonomic Nervous System Discussion

Order The Autonomic Nervous System Discussion
Order The Autonomic Nervous System Discussion
1. From inferior to superior (i.e. ascending),
what is the 4th branch of the external carotid
artery in the neck?
a. Maxillary artery
b. Occipital artery
c. Facial artery
d. Lingual artery
e. Posterior auricular artery
2. The pathway best describing how sympathetic fibers of the autonomic nervous system
exit the spinal cord is:
a. Via the dorsal roots and white rami
communicans
b. Via the ventral roots and white rami
communicans
c. Via the dorsal roots and gray rami
communicans
d. Via the ventral roots and gray rami
communicans
e. Via the ventral roots and spinal nerves
3. The left vertebral artery usually arises from
the:
a. Arch of the aorta
b. Brachiocephalic trunk
c. Left common carotid
d. Left subclavian artery
e. Costocervical trunk
Order The Autonomic Nervous System Discussion
4. Hemiballismus results from lesioning which
basal ganglia target?
a. Globus pallidus interna
b. Subthalamic nucleus
c. Substantia nigra pars reticularis
d. Striatum
e. Pedunculopontine nucleus
6. Which one of the following drain into the
cavernous sinus?
a. Superior ophthalmic vein
b. Superior petrosal sinus
c. Inferior petrosal sinus
d. Basal vein of Rosenthal
e. Vein of Labbe
7. Persistent trigeminal artery is commonly:
a. Found in 3-5% of people
b. Found to connect to the proximal basilar
artery
c. Found to branch off from the ICA just
proximal to the meningohypophyseal
trunk
d. Found to have a vascular abnormality in
approximately 50% of cases
e. Found in conjunction with internal
carotid artery aplasia
Order The Autonomic Nervous System Discussion
8. The afferent loop of the Hering-Breuer
inflation and deflation reflexes is mediated
by:
a. CN XIII
b. CN IX
c. CN X
d. CN XI
e. C2
9. Which one of the following nerves is outside
the annulus of Zinn?
a. Abducens
b. Nasociliary
c. Trochlear
d. Oculomotor (superior division)
e. Oculomotor (inferior division)
10. The C2 vertebra has how many secondary
ossification centers?
a. 2
b. 3
c. 4
d. 5
e. 6
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