Cranial Nerves Flashcards
Olfactory nerve [I] Modalities
Sensory Afferent- SVA (special visceral afferent)
Optic nerve [II] Modalities
Sensory Afferent- SVA (special visceral afferent)
Oculomotor nerve [III] Modalities
Motor Efferent- GSE, GVE
Trochlear nerve [IV] Modalities
Motor Efferent- GSE
Trigeminal nerve [V] Modalities
Sensory and Motor- GSA, BE (SVE- special visceral efferent)
Abducent nerve [VI] Modalities
Motor Efferent- GSE
Facial nerve [VII] Modalities
Motor and Sensory- GSA, SA, GVE, BE (SVE)
Vestibulocochlear nerve [VIII] Modalities
Sensory Afferent- SA
Glossopharyngeal nerve [IX] Modalities
Sensory and Motor- GVA, SA, GSA, GVE, BE
Vagus nerve [X] Modalities
Sensory and Motor- GSA, GVA, SA, GVE, BE
Accessory nerve [XI] Modalities
Motor- GSE
Hypoglossal nerve [XII] Modalities
Motor- GSE
General somatic efferent (GSE)
Function- Perception of touch, pain, temperature
Cranial nerves- Trigeminal nerve [V]; facial nerve [VII]; glossopharyngeal nerve [IX]; vagus nerve [X]
General visceral afferent (GSA)
Function- sensory input from viscera
Cranial nerves- Glossopharyngeal nerve [IX]; vagus nerve [X]
Special afferent (SVA)
Function- Smell, taste, vision, hearing, and balance
Cranial nerves- Olfactory nerve [I]; optic nerve [II]; facial nerve [VII]; vestibulocochlear nerve [VIII]; glossopharyngeal nerve [IX]; vagus nerve [X]
General somatic efferent (GSE)
Function- motor innervation to skeletal (voluntary) muscles
Cranial nerves- Oculomotor nerve [III]; trochlear nerve [IV]; abducent nerve [VI]; accessory nerve [XI]; hypoglossal nerve [XII]
General visceral efferent (GVE)
Function- motor innervation to smooth muscle, heart muscle, and glands
Cranial nerves- Oculomotor nerve [III]; facial nerve [VII]; glossopharyngeal nerve [IX]; vagus nerve [X]
Special visceral efferent (BE)
Function- motor innervation to skeletal muscles derived from pharyngeal arch mesoderm
Cranial nerves- Trigeminal nerve [V]; facial nerve [VII]; glossopharyngeal nerve [IX]; vagus nerve [X]
Olfactory nerve [I] Location
Exits from skull- Cribriform plate of ethmoid bone
Olfactory nerve [I] Function
Smell
Optic nerve [II] Location
Exits from skull- optic canal
Optic nerve [II] Function
Vision
Nerves that exit skull at superior orbital fissure
Oculomotor nerve [III]
Trochlear nerve [IV]
Trigeminol never [V]- Ophthalmic division [V1]
Abducent nerve [VI]