Cranial Nerves Overview

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  • Created by: John
  • Created on: 20-03-13 20:54
CN I
Olfactory
1 of 53
CN II
Optic
2 of 53
CN III
Oculomotor
3 of 53
CN IV
Trochlear
4 of 53
CN V
Trigeminal
5 of 53
CN VI
Abducent
6 of 53
CN VII
Facial
7 of 53
CN VIII
Vestibulocochlear
8 of 53
CN IX
Glossopharyngeal
9 of 53
CN X
Vagus
10 of 53
CN XI
Accessory
11 of 53
CN XII
Hypoglossal
12 of 53
Olfactory (I): Components
Sensory (SVA)
13 of 53
Optic (II): Components
Sensory (SVA)
14 of 53
Oculomotor (III): Components
Motor (GVE, GSE)
15 of 53
Trochlear (IV): Components
Motor (GSE)
16 of 53
Trigeminal (V): Components
Opthalmic Division: Sensory (GSA) ; Maxillary Division: Sensory (GSA) ; Mandibular Division: Motor (SVE), Sensory (GSA)
17 of 53
Abducent (VI): Components
Motor (GSE)
18 of 53
Facial (VII): Components
Motor (SVE) ; Sensory (SVA) ; Secretomotor/Parasympathetic (GVE)
19 of 53
Vestibulocochlear (VIII): Components
Vestibular: Sensory (SSA) ; Cochlear: Sensory (SSA)
20 of 53
Glossopharyngeal (IX): Components
Motor (SVE) ; Secretomotor/Parasympathetic (GVE) ; Sensory (GVA, SVA, GSA)
21 of 53
Vagus (X): Components
Motor (GVE, SVE) ; Sensory (GVA, SVA, GSA)
22 of 53
Accessory (XI): Components
Cranial Root: Motor (SVE) ; Spinal Root: Motor (SVE)
23 of 53
Hypoglossal (XII): Components
Motor (GSE)
24 of 53
Olfactory (I): Functions
Smell
25 of 53
Optic (II): Functions
Vision
26 of 53
Oculomotor (III): Functions
Raises upper eyelid; turns eyeball upward, downward and medially; constricts pupil; accommodates eye.
27 of 53
Trochlear (IV): Functions
Assists in turning eyeball downward and laterally.
28 of 53
Trigeminal (V) Opthalmic Division: Functions
Sensory to: Cornea, skin of forehead, scalp, eyelids, nose, mucous membrane of paranasal sinuses and nasal cavity.
29 of 53
Trigeminal (V) Maxillary Division: Functions
Sensory to: Skin of face over maxilla, mucous membrane of nose, maxillary sinus and palate.
30 of 53
Trigeminal (V) Mandibular Division: Functions
Motor: Muscles of mastication, mylohyoid, front of digastric, tensor veli palatini & tensor tympani; Sensory: Skin of cheek, over mandible & side of head, teeth of lower jaw & temporomandibular joint, mucous membrane of mouth & anterior tongue
31 of 53
Abducent (VI): Functions
Lateral rectus muscle turns eye laterally
32 of 53
Facial (VII): Motor Functions
Muscles of face & scalp, stapedius muscle, posterior belly of digastric muscle and stylohyoid muscle
33 of 53
Facial (VII): Secretomotor/Parasympathetic functions
Submandibular and sublingual salivary glands, the lacrimal gland and glands of the nose and palate
34 of 53
Facial (VII): Sensory Functions
Taste from anterior 2/3 of tongue from floor of mouth and palate
35 of 53
Vestibulocochlear (VIII): Functions
Vestibular Division: Sensory from Utricle, Saccule & Semicircular canals - position and movement of head ; Cochlear: Organ of Corti - Hearing
36 of 53
Glossopharyngeal (IX): Functions
Motor: Stylopharyngeus muscle - assists swallowing ; Secretomotor: Parotid salivary gland ; Sensory: Sensation & taste from posterior 1/3 of tongue & pharynx, and carotid body innervation
37 of 53
Vagus (X): Functions
Motor: Heart & Great thoracic blood vessels ; Sensory: Larynx, trachea, bronchi & lungs, alimentary tract from pharynx to splenic flexure of colon, liver, kidneys & pancreas
38 of 53
Accessory (XI) Cranial Root: Functions
Motor: Muscles of soft palate (exc. veli palatini), pharynx (exc. stylopharyngeus) and larynx (exc. cricothyroid) travelling in branches of vagus
39 of 53
Accessory (XI) Spinal Root: Functions
Motor: Sternocleidomastioid and trapezius muscle
40 of 53
Hypoglossal (XII): Functions
Motor: Muscles of tongue (exc. palatoglossus) - controlling its shape and size
41 of 53
Olfactory (I): Skull Opening
Openings in Cribiform Plate of Ethmoid
42 of 53
Optic (II): Skull Opening
Optic Canal
43 of 53
Oculomotor (III): Skull Opening
Superior Orbital Fissure
44 of 53
Trochlear (IV): Skull Opening
Superior Orbital Fissure
45 of 53
Trigeminal (V): Skull Opening
Opthalmic Division: Superior Orbital Fissure ; Maxillary Division: Foramen Rotundum ; Mandibular Division: Foramen Ovale
46 of 53
Abducent (VI): Skull Opening
Superior Orbital Fissure
47 of 53
Facial (VII): Skull Opening
Internal acoustic meatus, facial canal, stylomastoid foramen
48 of 53
Vestibulocochlear (VIII): Skull Opening
Internal Acoustic Meatus
49 of 53
Glossopharyngeal (IX): Skull Opening
Jugular Foramen
50 of 53
Vagus (X): Skull Opening
Jugular Foramen
51 of 53
Accessory (XI): Skull Opening
Cranial Root: Jugular Foramen ; enters via the Foramen Magnum, exits via the Jugular Foramen
52 of 53
Hypoglossal (XII): Skull Opening
Hypoglossal Canal
53 of 53

Other cards in this set

Card 2

Front

CN II

Back

Optic

Card 3

Front

CN III

Back

Preview of the front of card 3

Card 4

Front

CN IV

Back

Preview of the front of card 4

Card 5

Front

CN V

Back

Preview of the front of card 5
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