Flashcards
Cranial Nerves - Function and stuff
Cards in this deck (15)
- 1Cranial Nerve (I)Olfactory Nerve (I) -
Exits through Cribriform plate.
Function - Smell. - 2Cranial Nerve (II)Optic Nerve (II) -
Exits through Optic Canal.
Function - Vision. - 3Cranial Nerve (III)Oculomotor Nerve (III)
Exits through Superior Orbital Fissure
Function - Eyeball and Eyelid movement (innervates extrinsic eye muscles). - 4Cranial Nerve (IV)Trochlear Nerve (IV)
Exits through Superior Orbital Fissure
Function - Controls superior oblique muscle of the eye. - 5Cranial Nerve (V)TRIGEMINAL Nerve (V) -
Branches into Opthalmic, Maxillary and Mandibular nerves. - 6Opthalmic Nerve (V1, Sensory)Exits through the superior orbital fissure.
Innervates the Scalp, Forehead and Nose. - 7Maxillary Nerve (V2, Sensory)Exits through Foramen Rotundum (sphenoid bone).
Innervates the Cheeks, lower eye lid, nasal mucosa, upper lip, upper teeth and palate. - 8Mandibular Nerve (V3, Sensory + Motor function)Exits through the Foramen Ovale.
- 9Cranial Nerve (VI)Abducens Nerve (VI) -
Exits through Superior Orbital Fissure.
Function - Innervates Lateral Rectus muscle. - 10Cranial Nerve (VII)Facial Nerve (VII) -
Exits through Internal Acoustic Meatus + Stylomastoid foramen.
Innervates scalp, face and side of neck. Controls muscles of facial expression. - 11Cranial Nerve (VIII)Vestibulocochlear Nerve (VIII) -
Exits through Internal Acoustic Meatus.
Function - Hearing and Balance - 12Cranial Nerve (IX)Glossopharyngeal Nerve (IX) -
Exits through Jugular Foramen.
Carries afferent sensory and efferent motor information. - 13Cranial Nerve (X)Vagus Nerve (X) -
Exits through Jugular Foramen. - 14Cranial Nerve (XI)Accessory Nerve (XI) -
Exits through Jugular Foramen.
Innervates the sternocleidomastoid and trapezius muscles. - 15Cranial Nerve (XII)Hypoglossal Nerve (XII) -
Exits through Hypoglossal Canal.
Function - Innervates intrinsic and extrinsic tounge muscles (except palatoglossus muscle).