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Name that nerve

100

What controls smell?

Cranial Nerve I (olfactory)

200

This cranial nerve provides BOTH facial sensation AND motor to mastication

CN 5

300

This cranial nerve provides BOTH taste AND motor to facial expression

CN 7 (facial)

400

This cranial nerve provides BOTH taste AND motor to a pharyngeal muscle

CN 9 (glossopharyngeal)

500

This cranial nerve provides BOTH motor to viscera AND parasympathetic output

CN 10 (vagus)

Eye muscles

100

Controls lateral rectus

cn 6 (abducens)

200

Controls superior oblique

Cn 4 (trochlear)

300

Controls MOST eye muscles

Cn 3 (oculomotor)

400

Elevates the eyelid

Levator palpebrae superioris

500

Damage to this nerve causes difficulty looking down while eye is adducted

Cn 4 (trochlear)

Function

100

This nerve carries general sensory from anterior 2/3 of tongue (NOT taste)

CN V (5)

200

This nerve controls muscles of facial expression AND taste anterior 2/3

CN VII

300

This nerve controls hearing AND equilibrium

CN VIII (vestibulocochlear)

400

This nerve controls pharynx, larynx, AND parasympathetic to organs

CN 10

500

This nerve provides general sensory to the face AND anterior tongue (touch only)

cn 5 trigeminal

skull openings

100

This cranial nerve passes through the cribriform plate

olfactory

200

These cranial nerves pass through the superior orbital fissure

CN III, IV, V1, VI

300

This cranial nerve passes through the optic canal

CN II (optic)

400

This cranial nerve passes through the foramen ovale

CN V3 (mandibular)

500

This cranial nerve passes through the jugular foramen AND carries parasympathetic fibers

CN X (vagus) 

symptoms

100

Patient has double vision and eye cannot abduct

CN VI (abducens)

200

Patient has facial droop and cannot close eye

CN VII (facial)

300

Patient cannot smell

CN I (olfactory)

400

Patient’s tongue deviates when protruded

CN XII (hypoglossal)

500

Loss of facial sensation but chewing still works

CN V sensory component (opthalamic)