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cranial nerves
nerves, foramina. peripheral pathway, function
12
Anatomy
Undergraduate 4
12/05/2007

Additional Anatomy Flashcards

 


 

Cards

Term
Cranial Nerve I
Definition

Foramina: cribiform plate

 

Origin: olfactory epithelium (nose)

 

Destination: olfactory bulbs

 

Function: sensory~smell

Term
Cranial Nerve II
Definition

OPTIC 

 

Foramina: optic foramen

 

Origin: retina

 

Destination: diencephalon

 

Function: sensory~vision

 

 

Term
Cranial Nerve III
Definition

OCULOMOTOR

Foramina: superiour orbital fissure

 

Origin: mesencephalon

 

Destination: most eye muscles

 

Function: motor~eye movement

Term
Cranial Nerve IV
Definition

TROCHLEAR

Foramina: supriour orbital fissure

 

Origin: mesencephalon

 

Destination: superiour oblique muscle of eye

 

Function: motor~eye movement

Term
Cranial Nerve V
Definition

TRIGEMINAL

*ophthalmic

Foramina: superior orbital fissure

 

Origin: upper eyelid, upper face

 

Destination: sensory nuclei in pons

 

Function: sensory~ innervates skin of forhead, nose, eyebrow, eyelids, and nasal cavity

 

*Maxillary

Foramina: foramen rotundum

 

Origin: lower eyelid, midface

 

Destination: sensory nuclei in pons

 

Function: sensory~ innervates lower eyelid, upper lip, cheek, nose

 

*mandibular

Foramina: foramen ovale

 

Origin: sensory: lower gums, teeth & lips

          motor: motor nuclei of pons

 

Destination: sensory: sensory nuclei in pons

                  motor: muscles of mastication

 

Function: mixed~ motor: chewing

                         sensory: proprioreceptive info  

                                      of mastication muscles

Term
Cranial Nerve VI
Definition

ABDUCENS

Foramina: superior orbital fissure

 

Origin: pons

 

Destination: lateral rectus muscle

 

Function: motor~ eye movements

Term
Cranial Nerve VII
Definition

FACIAL

Foramina: internal acoustic meatus

 

Origin: pons/facial muscles, anterior tongue

 

Destination: facial muscles, anterior tongue/pons

 

Function: mixed~ motor: muscles of scalp and ear

                         sensory: taste, dep pressure

                                      sensors of face

Term
Cranial Nerve VIII
Definition

VESIBULOCOCHLEAR

Foramina: internal acoustic meatus

 

Origin: inner ear

 

Destination: pons, medulla

 

Function: sensory~ balance, equilibrium, and

                           hearing

Term
Cranial Nerve IX
Definition

GLOSSOPHARYNGEAL

Foramina: jufular foramen

 

Origin: posteriour tongue, carotid artery, pharynx/

          medulla

 

Destination: medulla/posterior tongue, carotid

                  artery, pharynx

 

Function: mixed~sensory: taste, blood pressure,

                                     gas conc

                         motor: swallowing 

Term
Cranial Nerve X
Definition

VAGUS

Foramina: jugular foramen

 

Origin: pinna, diaphram, viscera/medulla

 

Destination: medulla/pinna, diaphram, viscera

 

Function: mixed~sensory: viscera, ear, pharynx

                        motor: heart, smooth muscle of 

                                  viscera

Term
Cranial Nerve XI
Definition

SPINAL ACCESSORY

Foramina: jugular foramen

 

Origin: medulla, spinal cord

 

Destination: palate, pharynx, larynx, trapezius,

                  sternocleidomastoid

 

Function: motor~swallowing, neck, back muscles

Term
Cranial Nerve XII
Definition

HYPOGLOSSAL

Foramina: hypoglossal canal

 

Origin: medulla

 

Destination: muscles of tongue

 

Function: tongue musculature

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