Cranial Nerves I-Xii

Front 1

Cranial Nerve I: Brain exit

Back 1

Telencephalon - cerebral hemisphere

Front 2

Cranial Nerve I

Back 2

Olfactory

Front 3

Cranial Nerve I: Skull exit

Back 3

Cribriform plate

Front 4

Cranial Nerve I: Function

Back 4

Somatic: Sensory, olfaction

Front 5

Cranial Nerve II

Back 5

Optic

Front 6

Cranial Nerve II: Brain exit

Back 6

Diencephalon

Front 7

Cranial Nerve II: Skull exit

Back 7

Optic foramen

Front 8

Cranial Nerve II: Function

Back 8

Somatic: Sensory, vision

Front 9

Cranial Nerve III

Back 9

Oculomotor

Front 10

Cranial Nerve III: Brain exit

Back 10

Mesencephalon (midbrain)

Front 11

Cranial Nerve III: Skull exit

Back 11

Superior orbital fissure

Front 12

Cranial Nerve III: Function

Back 12

Somatic: Motor to eye muscles: levator palpebra superioris, medial rectus, superior rectus, inferior rectus, inferior oblique & proprioceptive fibers from same muscles
Autonomic: Constrict pupiles; ciliary muscles for accommodation of lens

Front 13

Cranial Nerve IV

Back 13

Trochlear

Front 14

Cranial Nerve IV: Brain exit

Back 14

Mesencephalon (midbrain)

Front 15

Cranial Nerve IV: Skull exit

Back 15

Superior orbital fissure

Front 16

Cranial Nerve IV: Function

Back 16

Somatic: Motor to eye muscle: superior oblique and proprioceptive fibers from it

Front 17

Cranial Nerve V

Back 17

Trigeminal: Ophthalmic division, Maxillary division, Mandibular division

Front 18

Cranial Nerve V: Brain exit

Back 18

Metencephalon, pons

Front 19

Cranial Nerve V: Skull exit

Back 19

Ophthalmic: superior orbital fissure; Maxillary: foramen rotundum; Mandibular: foramen ovale

Front 20

Cranial Nerve V: Function

Back 20

Ophthalmic - Somatic-->Sensory: eye, nose, forehead, scalp Maxillary - Somatic-->Sensory: nose, palate, upper teeth, cheek, upper lip
Mandibular - Somatic-->[Sensory: tongue, chin, lower jaw and teeth, temporal area; Motor: mastication]

Front 21

Cranial Nerve VI

Back 21

Abducens

Front 22

Cranial Nerve VI: Brain exit

Back 22

Metencephalon, pons

Front 23

Cranial Nerve VI: Skull exit

Back 23

Superior orbital fissure

Front 24

Cranial Nerve VI: Function

Back 24

Somatic: Motor to eye muscle: lateral rectus and proprioceptive fibers from it

Front 25

Cranial Nerve VII

Back 25

Facial

Front 26

Cranial Nerve VII: Brain exit

Back 26

Metencephalon, pons

Front 27

Cranial Nerve VII: Skull exit

Back 27

Internal auditory meatus, and Stylomastoid foramen

Front 28

Cranial Nerve VII: Function

Back 28

SOMATIC: Motor: muscles of facial expression; Sensory: taste from anterior 2/3 of tongue AUTONOMIC: secretion of sublingual and submandibular salivary & lacrimal glands

Front 29

Cranial Nerve VIII

Back 29

Vestibulochochlear (auditory): Vestibular division and Cochlear division

Front 30

Cranial Nerve VIII: Brain exit

Back 30

Metencephalon, pons

Front 31

Cranial Nerve VIII: Skull exit

Back 31

Internal auditory meatus

Front 32

Cranial Nerve VIII: Function

Back 32

SOMATIC: Vestibular - Sensory: equilibrium, Cochlear - Sensory: hearing

Front 33

Cranial Nerve IX

Back 33

Glossopharyngeal

Front 34

Cranial Nerve IX: Brain exit

Back 34

Myelencephalon, medulla

Front 35

Cranial Nerve IX: Skull exit

Back 35

Jugular foramen

Front 36

Cranial Nerve IX: Function

Back 36

SOMATIC: Motor: pharyngeal muscles; Sensory: taste posterior 1/3 of tongue, pharynx, middle ear, carotid sinus
AUTONOMIC: parotid salivary gland; secretion

Front 37

Cranial Nerve X

Back 37

Vagus

Front 38

Cranial Nerve X: Brain exit

Back 38

Myelencephalon, medulla

Front 39

Cranial Nerve X: Skull exit

Back 39

Jugular foramen

Front 40

Cranial Nerve X: Function

Back 40

SOMATIC: Motor: muscles of pharynx and larynx; Sensory: thoracic and abdominal cavities, external ear
AUTONOMIC: motor to thoracic & abdominal viscera

Front 41

Cranial Nerve XI

Back 41

Accessory

Front 42

Cranial Nerve XI: Brain exit

Back 42

Myelencephalon, medulla

Front 43

Cranial Nerve XI: Skull exit

Back 43

Jugular foramen

Front 44

Cranial Nerve XI: Function

Back 44

Somatic: Motor: trapezius and sternocleidomastoid muscles

Front 45

Cranial Nerve XII

Back 45

Hypoglossal

Front 46

Cranial Nerve XII: Brain exit

Back 46

Myelencephalon, medulla

Front 47

Cranial Nerve XII: Skull exit

Back 47

Hypoglossal canal

Front 48

Cranial Nerve XII: Function

Back 48

Somatic: Motor: intrinsic & extrinsic tongue muscles