cranial nerves

Question 1

what is CNI

Answer 1

olfactory nerve

Question 2

what is CNII

Answer 2

optic nerve

Question 3

what is CNIII

Answer 3

oculomotor

Question 4

what is CNIV

Answer 4

trochlear nerve

Question 5

what is CNV

Answer 5

Trigeminal nerve

Question 6

what is CNVI

Answer 6

Abducens

Question 7

what is CNVII

Answer 7

facial nerve

Question 8

what is CNVIII

Answer 8

vestibulocochlear nerve

Question 9

what is CNIX

Answer 9

glossopharangeal nerve

Question 10

what is CNX

Answer 10

vagus nerve

Question 11

what is CNXI

Answer 11

accessory nerve

Question 12

what is CNXII

Answer 12

hypoglossal nerve

Question 13

What type of nerve is CNI

Answer 13

sensory

Question 14

what is function of CNI

Answer 14

smell from nasal mucosa
sensory of nasal cavity

Question 15

what are the symptoms of CNI damage (2)

Answer 15

anosmia
rhinorrohoea

Question 16

what type of nerve is CNII

Answer 16

sensory

Question 17

what is the function of CNII

Answer 17

vision from retina

Question 18

what are symptoms of CNII damage (2)

Answer 18

visual field defect
loss of constriction

Question 19

what type of nerve is CNIII

Answer 19

motor

Question 20

what is the function of CNIII

Answer 20

accommodation
constriction
eye movement (adduction extortion, elevation and depression)

Question 21

what are the symptoms of CNIII damage (4)

Answer 21

dilated pupil
down and out eye
loss of reflex
double vision

Question 22

what is the function of CNIV

Answer 22

moves eye down and in

Question 23

what type of nerve is CNIV

Answer 23

motor

Question 24

what are the symptoms of CNIV damage (2)

Answer 24

convergent squint
vertical diplopia

Question 25

what type of nerve is CNV

Answer 25

motor and sensory

Question 26

what is the function of CNV

Answer 26

ophthalmic- sensory to forehead eyes and nasal cavity maxillary - sensory top fcae eyes and upper lip mandibular- motor function of tongue and chewing, also sensory to the tongue

Question 27

what are the 3 branches of the trigeminal nerve called

Answer 27

maxillary ophthalmic mandibular

Question 28

what are the symptoms of CNV damage (5)

Answer 28

loss of facial sensation jaw deviation tongue deviation mastication muscles paralysis trigeminal neuralgia

Question 29

what type of nerve is CNVI

Answer 29

Motor

Question 30

what is the function of CNVI

Answer 30

moves eye laterally

Question 31

what are the symptoms of CNVI damage (2)

Answer 31

lateral diplopia convergent squint

Question 32

what type of nerve is CNVII

Answer 32

motor and sensory

Question 33

what si the function of CNVII

Answer 33

muscles of facial expression sensory to era concha head and neck glands

Question 34

what are the symptoms of CNVII damage (4)

Answer 34

facial nerve paralysis loss of taste loss of corneal reflex hyperacusis

Question 35

what type of nerve is CNVIII

Answer 35

sensory

Question 36

what is the function of CNVIII

Answer 36

hearing (cochlear canal) balance (semicircular canal)

Question 37

what are the symptoms of CNVIII damage (2)

Answer 37

hearing loss vertigo

Question 38

what type of nerve is CNIX

Answer 38

motor and sensory

Question 39

what si the function of CNIX

Answer 39

taste on posterior 1/3 of tongue sensory to inner ear parotid glads control

Question 40

what are the symptoms of CNIX damage (3)

Answer 40

loss of gag reflex hypersensitive carotid sinus reflex

Question 41

what type of nerve is CNX

Answer 41

motor and sensory

Question 42

what sis the function of CNX

Answer 42

sensory to external ears and auditory canal sensory to larynx senstory to root of tongue and taste motor to pharynx motor to heart, lung and GI tract

Question 43

what are the symptoms of CNX damage

Answer 43

uvula deviation loss of gag reflex soft palate sagging hoarseness

Question 44

what type of nerve is CNXI

Answer 44

motor

Question 45

what is the function of CNXI

Answer 45

innervates trapezius and sternocleidomastoid

Question 46

what are the symptoms of CNXI damage (2)

Answer 46

shoulder droop can't turn head

Question 47

what type of nerve is CNXII

Answer 47

motor

Question 48

what is the function of CNXII

Answer 48

tongue movement, swallowing and speech

Question 49

what are the symptoms of CNXII damage (2)

Answer 49

dysarthria tongue deviation to side of damage