Lab 14 Cranial Nerve Chart PDF

Preview

Summary

Download Lab 14 Cranial Nerve Chart PDF

Description

Cranial Nerves Foramen (not 201) Olfactory Foramina in cribriform plate

##

Name

Modality

Function

I

Olfactory

Sensory

II

Optic

Sensory

III

Occulomotor

Motor

IV

Trochlear

Motor

Motor to eye - superior oblique V1 - Ophthalmic - sensory from skin of anterior scalp, forehead, eye region, nose, nasal cavity V2 - Maxillary - sensory from nose, upper mouth/lip, skin of cheek V3 - Mandibular - sensory from skin of jaw/chin, lower mouth - Motor to muscles of chewing Motor to eye - lateral rectus

Smell

Optic Canal

Vision

Superior Orbital Fissure

Motor to eye - superior, inferior and medial rectus; inferior oblique; levator palpebrae superioris

V

Trigeminal

Both

V1 - Superior Orbital Fissure V2 - F. Rotundum V3 - F. Ovale

VI

Abducens

Motor

Superior Orbital Fissure

Sensory - taste from anterior 2/3 of tongue Motor - skeletal muscles of facial expression, tear and salivary glands Sensory from vestibule (Equilibrium) and cochlea (hearing)

VII

Facial

Both

Internal Acoustic Meatus & Stylomastoid F.

VIII

Vestibulocochlear

Sensory

Internal Acoustic Meatus

IX

Glossopharyngeal

Both

Jugular F. X

Vagus

Both

XI

Accessory

Motor

Up - F. Magnum Down - Jugular F.

Sensory - Taste from posterior 1/3 of tongue; pharynx; receptors for BP, pH, O2, CO2 concentrations Motor - Pharyngeal muscles for swallowing Sensory - Pharynx, external acoustic meatus, thoracic and abdominal viscera Motor - Muscles of pharynx & larynx, heart, lungs, stomach, liver, spleen, kidneys, intestines Motor to trapezius, sternocleidomastoid, pharynx, larynx

XII

Hypoglossal

Motor

Hypoglossal canal

Motor to tongue...