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Cranial nerves
Peripheral nervous system
29
Anatomy
Undergraduate 1
06/30/2009

Additional Anatomy Flashcards

 


 

Cards

Term
How many pair of cranial are there
Definition
12 - numbered by roman numerals
Term
Cranial Nerve I
Definition
Olfactory
Term
Cranial Nerve II
Definition
Optic Nerve
Term
Cranial Nerve III
Definition
Oculaomotor Nerve
Term
Cranial Nerve IV
Definition
Trochlear Nerve
Term
Cranial Nerve V
Definition
Trigeminal Nerve
Term
Cranial Nerve VI
Definition
Abducens Nerve
Term
Cranial Nervie VII
Definition
Facial Nerve
Term
Cranial Nerve VIII
Definition
Vestibulocochlear Nerve
Term
Cranial Nerve IX
Definition
Glossopharyngeal
Term
Cranial Nerve X
Definition
Vagus Nerve
Term
Cranial Nerve XI
Definition
Accessory Nerve
Term
Cranial Nerve XII
Definition
Hypoglossal Nerve
Term

I - Olfactory

 

Enters/leaves brain

To/from in periphery

Foramina

Definition

Enters: Olfactory Bulbs

 

From: Olfactory epithelium

 

Foramina: Cribriform plate of ethoid

Term

II Optic

 

Enters/leaves brain

To/from in periphery

Foramina

Definition

Enters: Thalamus

 

From: retina

 

Foramina: Optic canal

Term

III Oculomotor

 

Enters/leaves brain

To/from in periphery

Foramina

Definition

Enters: Midbrain

 

To: Extrinsic eye muscles Sphincter pupillae, ciliary muscles

 

Foramina: Superior orbital fissure

Term

IV Trochlear

 

Enters/leaves brain

To/from in periphery

Foramina

Definition

Enters: Midbrain

 

To: Extrinsic eye muscle

 

Foramina: Superior orbital fissure

Term

V Trigeminal

 

V1=ophthalmic branch

V2=maxillary branch

V3=mandibular branch

Definition

Enters: Pons

From: V1 - From eye, scalp, forhead

From: V2 - From face, cheeks, upper teeth

From: V3 - From chin, lowe teeth, tongue

 

To muscle of mastication

 

Foramina:

V1-Superior orbital fissure

V2 Foramen rotundum

V3 Foramen Ovale

Term

VI Abducens

 

Enters/leaves brain

To/from in periphery

Foramina

Definition

Enters: Pons

 

To: Extrinsic eye muscle

 

Foramina: Superior orbital fissure

Term

VII Facial

 

Enters/leaves brain

To/from in periphery

Foramina

Definition

Enters: Pons

 

To: Muscles of facial expression

Taste from tongue

To: Lacrimal and salivary glands

 

Foramina: Internal acoustic meatus-to-stylomastoid foramen

Term

VIII Vestibulocochlear

 

Enters/leaves brain

To/from in periphery

Foramina

Definition

Enters: Medulla

 

To: From inner ear

 

Foramina: Internal acoustic meatus

Term

IX glossopharyngeal

 

Enters/leaves brain

To/from in periphery

Foramina

Definition

Enters: Medulla

 

To: taste and sensation from tongue

From: carotid bodies

To: stylophayngeus muscle and parotid salivary gland

 

Foramina: Jugular Foramen

Term

X Vagus

 

Enters/leaves brain

To/from in periphery

Foramina

Definition

Enters: Medulla

 

To: Sensory from viscera, ear, pharynx

To: pharyngeal and laryngeal muscles

To: Sooothe muscle of viscera

 

Foramina: Jugular Foramen

Term

XI Accessory

 

Enters/leaves brain

To/from in periphery

Foramina

Definition

Enters Medulla

 

To: Pharynex, Trapezius, and sternocleidomastoid

 

Foramina: Foramen magnum-to-Jugular foramen

Term

XII Hypoglossal

 

Enters/leaves brain

To/from in periphery

Foramina

Definition

Enters: Medulla

 

To: tongue muscles

 

Foramina: Hypoglossal canal

Term
Somatic Reflexes
Definition
Corneal, Tympanic, Auditory, Vestibulo-ocular
Term
Visceral Reflexes
Definition
Direct light, consensual light
Term
The smallest pair of cranial nerves that arise from the midbrain and carry motor impulses to the superior oblique muscles of the eye are the ____________nerves
Definition
trochlear
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