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Cranial Nerves
Cranial Nerves
96
Medical
Graduate
04/18/2011

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Cards

Term
Cranial Nerve I
Definition
Olfactory
Term
Cranial Nerve I Exit
Definition
Cribriform plate
Term
Cranial Nerve I CNS Nucleus
Definition
Olfactory bulb
Term
Cranial Nerve I Peripheral Structure Innervated
Definition
Olfactory receptors of olfactory epithelium
Term
Cranial Nerve I Type
Definition
Sensory
Term
Cranial Nerve I Function
Definition
Smelling
Term
Cranial Nerve I Clinical Test
Definition
Sense of smell
Term
Cranial Nerve II
Definition
Optic
Term
Cranial Nerve II Exit
Definition
Optic
Term
Cranial Nerve II CNS Nucleus
Definition
Lateral geniculate nucleus
Term
Cranial Nerve II Peripheral Structure Innervated
Definition
Retina (ganglion cells)
Term
Cranial Nerve II Type
Definition
Sensory
Term
Cranial Nerve II Function
Definition
Vision
Term
Cranial Nerve II Clinical Test
Definition
Visual Acuity, Visual Fields
Term
Cranial Nerve III
Definition
Oculomotor
Term
Cranial Nerve III Exit
Definition
Superior orbital fissure
Term
Cranial Nerve III CNS Nucleus
Definition

Oculomotor   

 

Edinger-Westphal

Term
Cranial Nerve III Peripheral Autonomic Ganglia
Definition
Ciliary (Edinger-Westphal Nucleus)
Term
Cranial Nerve III Peripheral Structure Innervated
Definition

Medial, superior, inferior, rectus, inferior oblique, and levator palpebrae muscles (Oculomotor)

 

Constrictor muscles of iris, ciliary muscle (Edinger-Westphal)

Term
Cranial Nerve III Type
Definition
Motor and Parasympathetic
Term
Cranial Nerve III Function
Definition
Eye movement (motor), Pupil Constriction (Motor, Parasympathetic)
Term
Cranial Nerve III Clinical Test
Definition
Pupil Constriction, 4/6 Cardinal Points Gaze
Term
Cranial Nerve IV
Definition
Trochlear
Term
Cranial Nerve IV Exit
Definition
Superior orbital fissure
Term
Cranial Nerve IV Peripheral Structure Innervated
Definition
Superior oblique muscle
Term
Cranial Nerve IV Type
Definition
Motor
Term
Cranial Nerve Type IV Function
Definition
Eye Movement
Term
Cranial Nerve Type IV Clinical Tests
Definition
1/6 Cardinal Point of Gaze: Superior Oblique
Term
Cranial Nerve V
Definition
Trigeminal
Term
Cranial Nerve V Exit
Definition

Superior orbital fissure (Ophthalmic)

Rotundum (Maxillary)
Ovale (Mandibular)

Term
Cranial Nerve V Arch
Definition
First
Term
Cranial Nerve V Peripheral Sensory Ganglia
Definition
Semilunar
Term
Cranial Nerve V CNS Nucleus
Definition

Spinal nucleus, Main sensory nucleus, mesencephalic nucleus of CN V

 

Motor nucleus of CN V

Term
Cranial Nerve Type V
Definition
Both
Term
Cranial Nerve V Peripheral Structure Innervated
Definition

Skin and mucous membranes of the head, receptors, meninges (Sensory)

 

 

Muscles of mastication, tensor tympani, tensor palati, mylohyoid, and digastric (anterior belly) (Motor)

Term
Cranial Nerve V Function
Definition

Facial Sensation (Sensory)

 

Muscles of Mastication (Motor)

Term
Cranial Nerve V Clinical Test
Definition

V1, V2, V3 Sharp v. dull discrimination (Sensory)

 

Muscle Atrophy, Jaw Muscle Flexion (Motor)

Term
Cranial Nerve VI
Definition
Abducens
Term
Cranial Nerve VI Exit
Definition
Superior orbital fissure
Term
Cranial Nerve VI CNS Nucleus
Definition
Abducens
Term
Cranial Nerve VI Peripheral Structure Innervated
Definition
Lateral rectus muscle
Term
Cranial Nerve VI Type
Definition
Motor
Term
Cranial Nerve VI Function
Definition
Eye Movement
Term
Cranial Nerve VI Clinical Test
Definition
1/6 Cardinal Point of Gaze: Lateral Rectus
Term
Cranial Nerve VII
Definition
Facial
Term
Cranial Nerve VII Exit
Definition
Internal Auditory Meatus
Term
Cranial Nerve VII Peripheral Sensory Ganglia
Definition
Geniculate
Term
Cranial Nerve VII CNS Nucleus
Definition

Solitary nucleus

Spinal nucleus of CN V

Superior salivatory
submandibular
Facial

Term
Cranial Nerve VII Peripheral Autonomic Ganglia
Definition
Pterygopalatine
submandibular
Term
Cranial Nerve VII Type
Definition
Both and Parasympathetic
Term
Cranial Nerve VII Peripheral Structure Innervated
Definition

Taste (anterior two thirds of tongue), palate

Skin of external ear

Lacrimal glands, glands of nasal mucosa,
submandibular and submaxillary glands

Muscles of facial expression, digastric (posterior
belly), stylohyoid and stapedius

Term
Cranial Nerve VII Function
Definition

Muscles of facial expression (Motor)

 

Taste, Tears (Sensory)

 

Spit (Parasympathetic)

Term
Cranial Nerve VII Clinical Test
Definition

Raise eyebrows, Puff cheeks

 

Anterior 2/3 Tongue: Salty and Sweet

Term
Cranial Nerve VII Arch
Definition
2
Term
Cranial Nerve VIII
Definition
Vestibulocochlear
Term
Cranial Nerve VIII Exit
Definition
Internal Auditory Meatus
Term
Cranial Nerve VIII Peripheral Sensory Ganglia
Definition
Spiral Vestibular
Term
Cranial Nerve VIII CNS Nucleus
Definition

Cochlear

Vestibular

Term
Cranial Nerve VIII Type
Definition
Sensory
Term
Cranial Nerve VIII Peripheral Structure Innervated
Definition

Hair cells in organ of Corti

Hair cells in vestibular labyrinth

Term
Cranial Nerve VIII Function
Definition
Hearing, Sense of Equilibrium
Term
Cranial Nerve VIII Clinical Test
Definition
Webber/Rhine tests
Term
Cranial Nerve IX
Definition
Glossopharyngeal
Term
Cranial Nerve IX Exit
Definition
Jugular
Term
Cranial Nerve IX Peripheral Sensory Ganglia
Definition
Superior Petrosal (inferior)
Petrosal
Term
Cranial Nerve IX CNS Nucleus
Definition

Spinal nucleus of CN V

Solitary nucleus (caudal)
Solitary nucleus (rostral)

Inferior salivatory nucleus

Ambiguus (rostral)

Term
Cranial Nerve IX Peripheral Autonomic Ganglia
Definition
Otic
Term
Cranial Nerve IX Peripheral Structure Innervated
Definition

Skin of external ear, meninges (post. fossa)

Mucous membranes in pharyngeal region, middle
ear, carotid body, and sinus

Taste (posterior one third of tongue)

Parotid gland stylopharyngeus

Term
Cranial Nerve IX Type
Definition
Both, Parasympathetic
Term
Cranial Nerve IX Function
Definition
Pharyngeal Muscles, Salivation, Carotid Reflexes, Taste
Term
Cranial Nerve IX Clinical Test
Definition

Posterior 1/3 Tongue: Bitter and Sour

Uvula Symmetry

Term
Cranial Nerve X
Definition
Vagus
Term
Cranial Nerve IX Arch
Definition
3
Term
Cranial Nerve X Exit
Definition
Jugular
Term
Cranial Nerve X Peripheral Sensory Ganglia
Definition

Jugular (superior)

Nodose (inferior)

Nodose (inferior)

Term
Cranial Nerve X CNS Nucleus
Definition

Spinal Nucleus of CN V

Solitary nucleus (caudal)

Solitary nucleus (rostral)

Dorsal motor nucleus of CN X
Ambiguus (middle region)

Term
Cranial Nerve X Peripheral Autonomic Ganglia
Definition
Peripheral Autonomic
Term
Cranial Nerve Type
Definition
Both, Parasympathetic
Term
Cranial Nerve X Peripheral Structure Innervated
Definition

Skin of external ear, meninges (post. fossa)

Larynx, trachea, gut, aortic arch receptors

Taste buds (posterior oral cavity, larynx)

Gut (to splenic flexure of colon), respiratory
structures

Striated muscles of palate, pharynx, and larynx, heart

Term
Cranial Nerve X Function
Definition
Parasympathetic to most organs, voice muscles, swallowing, aortic arch reflex
Term
Cranial Nerve X Clinical Test
Definition
Gag reflex
Term
Cranial Nerve XI
Definition
Spinal Accessory
Term
Cranial Nerve XI Exit
Definition
Jugular
Term
Cranial Nerve X Arch
Definition
4 and 6
Term
Cranial Nerve XI CNS Nucleus
Definition
Ambiguus (caudal)
Accesory nucleus, pyramidal Decussation to C3-C5
Term
Cranial Nerve XI Type
Definition
Motor
Term
Cranial Nerve XI Peripheral Structure Innervated
Definition
Striated muscles of larynx [Aberrant vague branches] sternocleidomastoid and portion of
trapezius muscles
Term
Cranial Nerve XI Function
Definition
Trapezius/sternomastoid
Term
Cranial Nerve XI Clinical Test
Definition
Shoulder shrug/head turn
Term
Cranial Nerve XII
Definition
Hypoglossal
Term
Cranial Nerve XII Exit
Definition
Hypoglossal
Term
Cranial Nerve XII CNS Nucleus
Definition
Hypoglossal
Term
Cranial Nerve XII Type
Definition
Motor
Term
Cranial Nerve XII Peripheral Structure Innervated
Definition
Intrinsic muscles of tongue, hyoglossus, genioglossus, and styloglossus muscles
Term
Cranial Nerve XII Function
Definition
Tongue movement
Term
Cranial Nerve XII Clinical Test
Definition
Symmetric tongue protrustion w/o atrophy
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