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Flashcards in Cranial nerve questions Deck (18):
1

what is the parasympathetic function of the occulomotor nerve

cilliary ganglion to constrictor pupillae

(general somatic efferent)

2

where is the trigeminal ganglia found

a space in the dura mater called the trigeminal cave

3

what can cause diplopia (double vision)

damage to one or both nerves that control eye movement meaning that eye movements aren't synchronised

4

damage to what nerve can cause ptosis (eyelid drooping)

occulomotor

5

what is the function of levator palpebrae (occulomotor nerve)

elevates the upper eyelid

6

why does damage to the sympathetic supply (horner's) cause ptosis

damage to innervation of superior tarsal muscle which has sympathetic supply and raises the upper eyelid

7

lateral rectus muscle

abducens

8

superior oblique muscle

trochlear nerve

9

what is the vestibuloocular reflex

keeps the head stable and allows the eye to track moving objects

10

what is the function of glossopharyngeal

stylopharyngeus muscle
sensory innervation to the oropharynx and back of the tongue, psymp to the parotid gland
afferent for gag reflex

11

what cranial nerve is damaged in a winged scapula

11 (ipsilateral)

12

describe the effect of hypoglossal nerve injury on the tongue

weakness of the tongue
the tongue moves towards the weakened side

13

what is the lateral geniculate nucleus

a relay center in the thalamus for the visual pathway

14

which fascial layer of the neck extends down into the throrax and attaches at the level of the 4th thoracic vertebra

prevertebral fascia

15

which movement of the TMJ is performed by both lateral and medial pterygoid muscles acting together

side to side movements

16

how are olfacotory receptors replaced

division of basal cells

17

sulpiride

a selective D2 antagonist which is used as antipsychotic in schizophrenia with a low incidence of side effects

18

ethosuxamide

petit mal seizures