Cranial Nerves

Question 1

Cranial Nerve Names

Answer 1

1) Olfactory
2) Optic
3) Oculomotor
4) Trochlear
5) Trigeminal
6) Abduscen
7) Facial
8) Acoustic
9) Glossalpharyngeal
10) Vagus
11) Spinal Accessory
12) Hypoglossal

Question 2

Pneumonic: Cranial Nerves

Answer 2

1) Oh
2) Oh
3) Oh
4) To
5) Touch
6) And
7) Feel
8) A
9) Girl’s
10) Vagina
11) Such
12) Happiness

Question 3

Olfactory Foramen & Components

Answer 3

Cribriform plate (SVA)

Question 4

Optic Foramen & Components

Answer 4

optic foramen (SSA)

Question 5

Oculomotor Foramen & Components

Answer 5

superior orbital fissure (GSE,GVE)

Question 6

Trochlear Foramen & Components

Answer 6

superior orbital fissure (GSE)

Question 7

Trigeminal Foramen & Components

Answer 7

1) Opthalmic = superior orbital fissure (GSA)
2) Maxillary = foramen rotundum (GSA)
3) Mandibular = foramen ovale (SVE)

Question 8

Abducens Foramen & Components

Answer 8

superior orbital fissure (GSE)

Question 9

Facial Foramen & Components

Answer 9

internal auditory meatus (GVA, SVA, GSA, GVE, SVE)

Question 10

Vestibulocochlear Foramen & Components

Answer 10

internal auditory meatus (SSA)

Question 11

Glossopharyngeal

Answer 11

jugular foramen (GVA, SVA, GSA, GVE, SVE)

Question 12

Vagus

Answer 12

jugular foramen (GVA, SVA, GSA, GVE, SVE)

Question 13

Spinal Accessory

Answer 13

foramen mag & jugular foramen (GSA)

Question 14

Hypoglossal

Answer 14

Hypoglossal canal

Question 15

GSE

Answer 15

motor to voluntary muscle

Question 16

GSA

Answer 16

sensation from skin, muscle, joints

Question 17

GVE

Answer 17

motor to smooth muscle and glands

Question 18

GVA

Answer 18

sensation from internal organs

Question 19

SVE

Answer 19

voluntary motor to pharyngeal arch

Question 20

SVA

Answer 20

taste and smell

Question 21

SSA

Answer 21

vision, hearing, and balance

Question 22

Olfactory innervations

Answer 22

olfactory nasal mucosa

Question 23

Optic innervations

Answer 23

N/A

Question 24

Oculomotor innervations

Answer 24

1) sphincter pupillae & ciliary muscles
2) sup, med, inf recti and inf. obl. eyeball muscles
levator palpebrae superioris

Question 25

Trochlear innervations

Answer 25

superior oblique

Question 26

Trigeminal innervations

Answer 26

V1) upper skin V2) midskin V3) -lower skin -motor to muscles of mastication, anterior belly of digastric, nerve to myohyoid, tensor tympani, tensor palatini

Question 27

Trigeminal/Opthalmic/branches

Answer 27

NFL Nerves N: Nasocilliary F: Frontal L: Lacrimal

Question 28

Abducens innervations

Answer 28

lateral rectus

Question 29

Spinosum

Answer 29

middle meningeal artery

Question 30

LR6(SO4)3

Answer 30

Lateral Rectus - C.N. 6 Superior Oblique - C.N. 4 Every other eye muscle - C.N. 3

Question 31

IO UO, SO DO

Answer 31

inferior oblique moves eye up and out, superior oblique moves eye down and out

Question 32

Facial innervations

Answer 32

1) sensory of soft palate 2) anterior 2/3 of tongue 3) back of the ear 4) parasym the submandibular/lingual glands and lacrimal 5) motor to muscle of facial expression, platysma, satpedius, stylohyoid, posterior digastric

Question 33

Vestibulocochlear innervations

Answer 33

1) organ of corti in cochlear duct | 2) semicircular canals, utricle & seccule

Question 34

Glossopharyngeal innervations

Answer 34

1) sense of post tongue, soft palate, pharynx, mucosa of tymp. cavity, post auditory tube, carotid body & sinus 2) posterior 1/3 of tongue & pharynx 3) back of the ear 4) parotid salivary gland 5) stylopharyngeous

Question 35

Route of Glossopharyngeal parasym.

Answer 35

GLOAP: | Glossopharyngeal nerve to lesser petrosal nerve to otic ganglion to auriculotemporal nerve to parotid

Question 36

Vagus innervations

Answer 36

1) visc. sensory to larynx, pharynx, esophagus, and trachea 2) taste buds in epiglottus 3) back of the ear 4) thoracic & abdominal viscera 5) muscles of pharynx & larynx, legator palatini & cricothroid

Question 37

Spinal Accessory innervations

Answer 37

sternocleidomastoid & trapezius

Question 38

Hypoglossal

Answer 38

tongue, styloglossal, hyloglossal, genioglossal