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29 Cards in this Set
- Front
- Back
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the internal carotid artery has no branches, and goes right into the skull (with one exception: the ...)
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forehead
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the external carotid artery is extracranial except for ...
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meninges (in skull)
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how are arteries in the head named?
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for where they go
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which cranial nerves have parasympathetic function?
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CNs 3,7,9, and 10
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Explain SO4, LR6
all other eye muscles are innervated by ... |
The superior oblique m. is innervated by CN 4 - trochlear n.
Lateral rectus m. is innervated by CN 6 - abducent n. CN 3 - oculomotor n. |
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motor fibers have cell body origins where?
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in the ventral horn (CNS)
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Sensory cell bodies have origins where?
is there a synapse? |
in the dorsal root ganglion (PNS)
NO |
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Autonomic cell bodies have origins where?
is there a synapse? sympathetic starts in the ... |
in a ganglia in the PNS
Yes lateral horn (T1-L2) |
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what is the ganglia for CN 5?
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trigeminal ganglion (aka semilunar ganglia)
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what is the gangion for CN 7?
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geniculate ganglion
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sympathetic preganglion location is ...
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thoracolumbar
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parasympathetic preganglion location is ...
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craniosacral
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sympathetic postganglionic location is ...
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para- and prevertebral ganglia
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parasympathetic postganglionic location is ...
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terminal ganglia
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sympathetic postganglionic fibers are relatively ...
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long
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parasympathetic postganglionic fibers are relatively ...
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short
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CNs 3,7,9, and 10 have parasympathetic branches coming out of the ...
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brain stem
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preganglionic sympathetics come from the ...
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lateral horn
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the only place you will find white rami are from ...
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T1-L2
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every level has ... rami, but only T1-L2 have ... rami
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grey
white |
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sympathetics get up to the head by ... 90% of the time and travel up the chain ganglia
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T1
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most sympathetics will synapse at the .... and then travel to the head on branches of the ... artery
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superior cervical ganglion
internal carotid |
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SCG is a fusion of ...
MCG is a fusion of ... ICG is a fusion of ... |
C1-C4
C5-C6 C7-C8 |
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the sympathetics to the head virtually all come from the ... spinal cord level and they:
-keep the ... open -dialate the ... -... the blood vessels in the face -... the sweat glands |
T1
eyelid eye/pupil constrict innervate |
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if you lose the sympathetics to the head, it's called ...
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horner's syndrome
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horner's syndrome symptoms:
-... pupil -... eyelid -... and ... face |
constricted
droopy red and dry |
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what are these?
-lower brachial plexus injuries (C8-T1) -tumor of the lung -problems with the carotid artery -whiplash |
lesion possibilities for horner's syndrome
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horner's syndrome is ...
-if a tumor occurs in the right lung, horner's syndrome symptoms occur on the ... |
unilateral
right |
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what is this called?
-when autonomic and somatic fibers get mixed up. -ex. heart pain that goes to the shoulder |
referred pain
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