Cranial Nerves

Names & Numbers

100

Name CN VI

Abducent

200

Nystagmus is rapid, involuntary movement of the eyes. Name one of the nerves involved in this phenomenon.

Oculomotor (III)

Trochlear (IV)

Abducent (VI)

Vestibulocochlear (VIII)

300

The name and # of the nerve with a vestibular and cochlear branch

VIII - Vestibulocochlear

400

The nerve whose name means "wandering, rambling, or unfixed"

X - Vagus

500

What the Friendly Viking Grew On Old Olympus' Towering Top

Vines (Vagus, CN X)

And (Accessory, CN XI)

Hops (Hypoglossal, CN XII)

Components

100

The nerve sensory for smell

I - Olfactory

200

The optic (II) and vestibulocochlear (VIII) nerves are _______ innervation for _____ and _____ (2 of the 5 senses), respectively.

Sensory

Sight, Hearing

300

The four nerves that have both sensory and motor components

V - Trigeminal

VII - Facial

IX - Glossopharyngeal

X - Vagus

400

The five strictly motor cranial nerves

III - Oculomotor

IV - Trochlear

VI - Abducent

XI - Accessory

XII - Hypoglossal

500

The four parasympathetic cranial nerves

III - Oculomotor

VII - Facial

IX - Glossopharyngeal

X - Vagus

Neuro Evaluation

100

The nerves we test via the gag reflex

IX - Glossopharyngeal

X - Vagus

200

The CN tested using a pleasurable odorant presented to a blindfolded patient

I - Olfactory

300

The cranial nerve responsible for the motor component of the menace response

VII - Facial

400

The tongue withdrawal test involves sensation by _______ and a motor response by _______

CN V - Trigeminal (mandibular branch)

CN XII - Hypoglossal

500

The motor response seen following the corneal reflex test when a patient has a fully functional CN VI-Abducent

retraction of the globe

Function

100

CN III, IV, and V collectively function in control of ________

eye movement

200

The CN that is motor to the cervical neck muscles

XI - Accessory

300

CN VII is responsible for the motor innervation of these muscles

Muscles of facial expression

400

The functions of CN VIII

(Vestibulocochlear) Balance and hearing

500

The CN responsible for parasympathetic innervation to the parotid and zygomatic salivary glands

IX - Glossopharyngeal

Brain Origins & Targets

100

The brain region from which the optic nerve (II) originates

Diencephalon

200

The brain region from which the majority of the cranial nerves originate

Myelencephalon

300

Two nerves that originate in the mesencephalon

III - Oculomotor

IV - Trochlear

400

The nerve whose motor component innervates the muscles of mastication

V - Trigeminal

500

The CN targeting the dorsal oblique muscle of the eye

IV - Trochlear