Cranial Nerves Flashcards
Component Mnemonic
Some say marry money but my brother says big brains matter most.
(Sensory, motor, or both )
Somatic
Comes from the skin and deep tissues, muscles, joints
Visceral
Comes from the internal organs, smooth muscles, glands
Efferent
Motor
Afferent
Sense
What is GVE always
Parasympathetic
Sympathetic
Fight or flight
Parasympathetic
Rest and digest
SVA
Taste and smell
Which cranial nerves gain access to orbit through superior orbital fissure?
3, 4, VI, 6
Which nerves have ganglia near target organs?
Parasympathetic, there will be a fiber before and after synapse
What nerves contain parasympathetic function?
3
7
9
10
Unique facts about trochlear nerve
Only nerve to come from dorsal surface of brain
Most exposed on surface of brain making subject to trauma or meningitis
Branches of trigeminal nerve
Ophthalmic
Maxillary
Mandibular
What is the big sensory nerve of the head?
CN5
What artery travels with the auricular temporal nerve?
Superficial temporal
4 Foramen in crescent shape on either side of celitosica on top of skull and contents?
“Standing room only stupid” Superior orbital fissure—3, 4, V1, 6 Rotundum--------V2 Ovale-------V3 Spinosum -middle menangeal artery
LR6(SO4)3
Innervation of extra occular muscles
Lateral rectus - 6
Superior rectus - 4
Everything else - 3
Nerve used to see?
CN2
Nerve used to Focus?
CN III (Ciliary Muscle)
Nerve used when looking at Bright Light?
CN III (Sphinter Pupillae)
Nerve used to Open your eyes?
CN III (Levator Palpebrae)
Nerve used when you Force your eyes Closed?
CN VII
Which nerves opens pupil wide?
Sympathetics
Which nerve/muscle opens lid extra wide?
Sympathetics (tarsal muscle of Mueller)
Eye oblique mnemonic
I O UO, SO DO
Inferior oblique: up and out
Superior oblique: down and out
Cranial Nerves Mnemonic
I. Olfactory (oh)
II. Optic (oh)
III. Occulomotor (oh)
IV. Trochlear (to)
V. Trigeminal (touch)
VI. Abducens (and)
VII. Facial (feel)
VIII. Acoustic (a)
IX. Glossopharyngeal (girls)
X. Vagus (vagina)
XI. Spinal Accessory (such)
XII. Hypoglossal (heaven)
What nerve travels with the Superficial temporal artery?
Auricular temporal nerve
Where is the olfactory nerve found?
Bottom of the brain
What artery travels with optic nerve?
Ophthalmic artery
Both in optic foramen
