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40 Cards in this Set

  • Front
  • Back
Lateral rectus palsy
abducens nerve lesion
Tongue deviates to ipsilateral side when protruded
Fasciculations on surface of tongue
Rapid atrophy
Hypoglossal nerve lesion
Ipsilateral eye will not look down. Patients complain of difficulties going down stairs.
Trochlear nerve lesion
PTOSIS
Third nerve palsey. drooping eyelid due to disruption of GSE to levator palpebrae superioris
EYE SLIGHTLY DEPRESSED
THIRD NERVE PALSY
EYE SLIGHTLY DEPRESSED due to unopposed activity of superior oblique
characterized by a sudden, severe, electric shock-like or stabbing pain typically felt on one side of the jaw or cheek. The attacks of pain, which generally last several seconds and may be repeated one after the other, may be triggered by talking, brushing teeth, touching the face, chewing, or swallowing. The attacks may come and go throughout the day
TRIGEMINAL NEURALGIA
Ipsilateral anesthesia of face,
UNILATERAL LESION OF TRIGEMINAL NERVE
loss of corneal reflex,
UNILATERAL LESION OF TRIGEMINAL NERVE
impaired chewing
UNILATERAL LESION OF TRIGEMINAL NERVE
Eyelid retracted
Nasolabial fold flattened
Corner of mouth pulled to affected side (drooling, can’t purse lips or whistle)
Lack of facial tone in lower face and forehead
Hyperacusis, loss of taste ant. 2/3 tongue
Carbuncle in ear
Herpes zoster – virus of facial nerve
Ramsey-Hunt Palsy
Lack of lacrimation on affected side
Facial Nerve lesion
Gasserian, semilunar) ganglion
trigeminal
innervates orbicularis oculi (closes eye)
CN 7 (Facial nerve)
CORNEAL REFLEX IS MEDIATED
BY Vth and VIIth NERVES
Primary afferents (C fibers) – cell bodies in trigeminal (Gasserian, semilunar) ganglion.
Spinal trigeminal nucleus (rostral part)
Facial nucleus innervates orbicularis oculi (closes eye)
UNILATERAL GLOSSOPHARYNGEAL NERVE LESION
Carotid sinus & gag reflexes lost Taste impaired post 1/3 Ipsilateral tongue
UNILATERAL LESION OF VAGUS AND CRANIAL DIVISION OF ACCESSORY NERVE
TACHYCARDIA – heart rate transiently increases
DYSPHONIA – hoarse voice lacking volume “whisper”
DYSPHAGIA – impaired swallowing
UVULA – deviates to normal side when vocalizing
levels of Clarke’s column (nucleus dorsalis)
C8 - L2
Cervical Enlargement
level
C5 – T1
Post. Intermediate septum level
C1 - T6
Spinal Div. Accessory n. innervates sternomastoid & trapezius (upper part)
level
C1 - C6 LMNs
Phrenic n. innervates diaphragm
level
C3 - C5
only gracile f., no cuneate f.
level
Below T6
Lumbar (lumbosacral) enlargement level
L1 – S4
no dorsal root
level
Coccygeal (and C1
Preganglionic Parasympathetics
level
S 2 – S4
and
CN III, VII, IX, X
Synapses in the dorsal nucleus of Clarke
Dorsal Spinocerebellar Tract
move eyes
CN III, IV, VI
constricts pupils
CN III
eye accomadation
CN III
chews and feels front of head
CN V
moves the face
Facial nerve VII
cries
Facial nerve VII
salivates
Facial nerve VII
tastes
Facial nerve VII, IX, X (solitary tract obviously)
hears, regulates balance
vestibular & coclear (VIII)
Moves the face, tastes, salivates, cries
CN VII (facial)
tastes, swallows, lifts palate, talks, communicates, to and from thoraco abdominal viscera
CN 10
moves tongue
hypoglossal CN 12
Superior salvitory nucleus
GVE!!! (not afferent motor) of FACIAL NERVE
facial CN VII ganglion
geniculate ganglion and submandibular ganglion