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Irene Gold part 4/30 Questions with Complete Solutions
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Irene Gold part 4/30 Questions with Complete Solutions
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Irene Gold part 4/30 Questions withComplete Solutions
Pupil light response:
CN2 optic nerve
CN3 oculomotor - -sensory:
•direct light reflex: same eye light, pupil should constrict, hold, relax
•indirect light reflex and accomodation: (CN 2/3)- eyes converge, pupils
constrict, lens convexity
-cardinal fields of gaze - -CN 3/4/6
"Follow my finger with eyes only" Pause 1-2 seconds at each end range.
LR6- lateral rectus m
SO4- superior oblique
AO3- levator palpebre, superior/inferior oblique, medial/inferior rectus
-Tic Douloureaux AKA Trigeminal Neuralgia - -Extreme, sporadic sudden
burning or shock like face pain that lasts anywhere from a few seconds to as
long as 2 minutes per episode
Lightening like, excruciating pain is repetitive, occurring several times per
day
Pain is typically felt on one side of the jaw or cheek
-Bells palsy vs stroke - -Bells palsy (LMN lesion CN 7). Ispi motor loss of
entire face, cannot wrinkle forehead
Stroke: (UMN lesion CN 7). Contralateral motor loss below eye. Forehead can
wrinkle
-CN 9 Glossopharyngeal - -Gag reflex: CN 9 sensory, CN 10 motor
Carotid reflex: CN 9 sensory, CN 10 motor.
Taste to posterior 1/3 tongue
motor: stylopharyngeus mm. Elevates pharynx and larynx, dilates pharynx to
permit swallowing
-CN 10 Vagus - -Sensory: epiglottis and laryngeal mm of swallowing (palate,
pharynx, contracting mm)
Motor: Gag and carotid reflex.
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