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OSPE Theory > Cranial N > Flashcards

Cranial N Flashcards

1
Q

Sensory

A

Olfactory
Optic
Vestibulocochlear

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2
Q

Both

A

Trigeminal
Facial
Vagus

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3
Q

Motor

A

Occulomotor
Trochlear
Abducens
Accessory
Hypoglossal

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4
Q

Olfactory

A

Sensory
Smell- citrus/coffee, any change in smell/taste?
Cribriform plate

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5
Q

Levels of scent loss

A

Ansomia- complete, cribriform plate fracture
Parasmia- partial, infections
Hypesmia- overwhelming scent, epilepsy/migraines

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6
Q

Optic

A

Sensory
Exits optic foramen
Vision- snellen wall chart, visual fields, pupillary reflex

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7
Q

Snellen chart scoring

A

6/6 lines read, 2 letters incorrect= 6/6 (-2)

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8
Q

Pupillary reflex explanation

A

Direct response= optic nerve recieves info + occulomotor constricts pupil
No direct response= optic recieving, occulomotor not constricting

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9
Q

Occulomotor

A

H test, pupillary reflex
Exits suboccipittal fissure
Horners syndrome, sign of palsy

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10
Q

Trochlear

A

H test- specifically looking down
Exits suboribittal fissure
Diplopia

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11
Q

Trigeminal opthalamic

A

Opthalamic- sensory to scalp, forehead, nose and upper eyelid
Exits suborbittal fissure

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12
Q

Trigeminal mandbular

A

Mandibular- lower lip/teeth, ant 2/3 tongue, lat cheek/temporal region
Motor- muscles of mastication
Exits foramen ovale

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13
Q

Trigeminal maxillary

A

Maxillary- sensory, upper
jaw/teeth, lower eyelid, palate
Foramen rotundum

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14
Q

Abducens

A

Exits sub orbittal fissure
Motor
Ability to look laterally- H test

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15
Q

Facial

A

Exits internal auditory meatus
Motor- muscles of facial expressions, paralymph- produces saliva, ask about dryness in mouth
Sensory- ant 2/3 tongue

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16
Q

LMN v UMN Facial

A

L- weakness of ipsilateral facial muscles, e.g., bells palsy
U- unilateral, e.g., stroke

17
Q

Vestibulocochlear

A

Exits internal auditory meatus
Hearing and balance- Webers (forehead), Rinnes (mastoid P)- 512 Hz
+ve= bone conduction loss

18
Q

Glossopharyngeal and vagus

A

Gloss- supplies mouth and throat
Vagus- responisble for internal organ function + coughing and sneezing, posterior 1/3 tongue
Uvula deviation (away), swallowing test, cough, hoarse voice

19
Q

Accessory

A

Exits foramen magnum
Traps and SCM- muscle test
+ve= weakness

20
Q

Hypoglossal

A

Exits hypoglossal canal
Motor- tongue and throat
+ve= weakness, tongue deviation (towards)

21
Q
A

OSPE Theory (12 decks)

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