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Cervical plexus: arrangement of the important nerves

"GLAST":
· 4 compass points: clockwise from north on the right side of neck:
Great auricular
Lesser occipital
Accessory nerve pops out between L and S
Supraclavicular
Transverse cervical
· See diagram.

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---Robert O'Connor University College Dublin

V3 innervated muscles (branchial arch 1 derivatives)

"M.D. My TV":
Mastication [masseter, temporalis, pterygoids]
Digastric [anterior belly]
Mylohyoid
tensor Tympani
tensor Veli palatini
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---Christian Erickson Duke University

CN VII innervated muscles (branchial arch 2 derivatives)

"Imagine someone making the facial expression to say 'PSS...' ":
Facial expression muscles
Posterior belly of digastric
Stapedius
Stylohyoid
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---Christian Erickson Duke University

Geniculate bodies: medial vs. lateral system

MALE:
Medial=Auditory. Lateral=Eye.
Medial geniculate body is for auditory system, lateral geniculate body is for visual system.
Can expand to MALES to remember Lateral=Eye=Superior colliculus (thus medial is inferior colliculus by default).
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---Robert O'Connor University College Dublin

Purkinje cells in cerebellum are inhibitory to deep nuclei

Shape of a purkinje cell in 3 dimensions is same as a policeman's hand saying "Stop".
Therefore, purkinje cells are inhibitory.
· See diagram.

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---Robert O'Connor University College Dublin

Hypothalamus: feeding vs. satiety center

"Stim the lat, get fat":
· Stimulating lateral increases hunger.
"Stim the ven, get thin":
· Stimulating ventromedial increases satiety.
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---Ryan Hendren University of Arkansas for Medical Sciences

Argyll-Robertson Pupil features

Argyll Robertson Pupil (ARP)
Read it from front to back: it is ARP, standing for Accomodation Reflex Present.
Read it from back to front: it is PRA, standing for Pupillary Reflex Absent.
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---Anonymous Contributor

Cerebellar deep nuclei

"Ladies Demand Exceptional Generosity From Men":
· The 4 nuclei, from lateral to medial:
[Lateral]
Dentate
Emboliform
Globose
Fastigial
[Medial]

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---Nick Loman St. Bart's/Royal London

Rods vs. cone function

RoD: Dim light.
Cones: Color.
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---Anonymous Contributor

Wernicke-Korsakoff triad

Syndrome in alchoholics, who love to "drink CANs of beer":
Confusion
Ataxia
Nystagmus
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---Victor R. Carrion Zamoira Ponce School of Medicine