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Cranial Nerves (Trigeminal CN V (Maxillary CN V2 (Sensory (Exit - Foramen…
Cranial Nerves
Trigeminal CN V
Maxillary CN V2
Sensory
Exit - Foramen Rotundum
Sensory from Skin over maxilla, upper lip, maxillary teeth, mucosa of nose, maxillary sinus, palate
Opthalmic CN V1
Sensory
Exit - Superior Orbital Fissure
sensory from Cornea, skin of forehead, scalp, eyelids, nose, sinus
Mandibular CN V3
Sensory and motor
Foramen Ovale
sensation from skin of face over mandible, lower lip, mandibular teeth, temporomandibular joint, mucosa of mouth, anterior 2/3 of tounge.
Motor to muscles of mastication, mylohyoid, ant. digastric,tensor veli palentini, tensor tympani
Olfactory CN I
Sensory
Exit - Foramina in Cribriform Plate
For Smell
Optic CN II
Sensory
Exit - Optic Canal
For Vision
Oculomotor CN III
Motor
Exit - Superior Orbital Fissure
Movements of the eye by Sup.,Inf., medial recti, and inferior oblique along with Levator palpabrae. also accomodates the lens of the eye.
Trochlear CN IV
Motor
Exit - Superior Orbital Fissure
moves eye inferolaterally because it innervates the superior oblique muscle.
Abducent CN VI
Motor
Exit - Superior Orbital fissure
Moves Eye laterally
Facial CN VII
Sensory and Motor
Exit - Internal acoustic Meatus, Facial Canal, Stylomastoid Foramen
Motor to muscles of Facial Expression, posterior belly of digastric, stylohyoid. Taste for Anterior 2/3 of tongue and palate. parasympathetic innervation of the glands of the face.
Vistibulocochlear CN VIII
Sensory
Hearing from spiral organ and vestibular sensation
Glossopharyngeal CN IX
Sensory and motor
Exit - Jugular foramen
Motor to stylopharyngeus, parasympathtic to parotid glands, visceral sensation of larynx, pharynx, middle ear, taste from pst 3rd of tongue.
Vagus CN X
Sensory and Motor
Exit - Jugular Foramen
Motor to muscles of pharynx and larynx - except stylopharengeus, muscles of palate and superor 2/3 of esophagus. parasympathetic and visceral sensory from pharynx and larynx regions
Spinal Accessory CN XI
Motor
Exit - Jugular foramen
Motor to SCM and Trapezius
Hypoglossal CN XII
Motor
Exit - Hypoglossal canal
Motor to Intrinsic and extrinsic muscles of the tongue except Palatoglossus.