Names
Function
Testing
Findings
Cases
100
Name the first 6 cranial nerves.
Olfactory, Oculomotor, Optic, Trochlear, Trigeminal, Abducens
100
Cranial nerve VII innervates muscles responsible for:
Facial expression
100
The following muscles are tested to assess cranial nerve XI:
SCM and trapezius
100
True or false: end point nystagmus is a normal finding during CN assessment.
True
100
Following COVID, your classmate it no longer able to smell. The cranial nerve likely affected is:
CN I - Olfactory
200
Names cranial nerves 7-12.
Facial, Vestibulocochlear, Glossopharyngeal, Vagus, Accessory, Hypoglossal
200
The temporalis, medial and lateral pterygoids, and masseter are innervated by this cranial nerve.
Cranial Nerve V, Trigeminal, Mandibular Branch
200
Names 2 ways cranial nerve II can be assessed.
Snellen Eye Chart, pupillary reflex, peripheral vision
200
Your patient is unable to move his right eye down and out. This cranial nerve is likely affected.
Cranial nerve IV - Trochlear
200
This 35 year old male is unable to abduct his left eye and complains of diplopia following a mild stroke. Which cranial nerve and the muscle it innervates are affected?
Lateral Rectus - CN VI/Abducens
300
Name the three branches of the Trigeminal Nerve.
Opthalmic, Maxillary, Mandibular
300
True or False - the pupillary reflex involves only cranial nerve II.
False - CN II and III
300
Testing this cranial nerve involves placing sugar/salt/lemon/aspirin (what?!) on the ant 2/3 of your patient's tongue.
CN VII - Facial
300
This condition is present in the left eye and is likely a result of lesion to Cranial Nerve _____, controlling this muscle:
Ptosis - Cranial Nerve III - levator palprebrae superioris
300
A 50 year old female reports dysequilibrium, tinnitus, impaired hearing and dizziness following recovery from the shingles. Which cranial nerve is likely affected?
CN VIII - Vestibulocochlear
400
This music artist sings "keep your head up" and looks like nick ernst:
Andy Grammar
400
Name 4 muscles controlled by Cranial Nerve III.
Medial rectus, superior rectus, inferior rectus, inferior oblique, levator palpebrae superioris
400
If Evan had a uvula, and a lesion in his right cranial nerve X, which way would it deviate?
Left
400
Your patient's tongue deviates toward the right when she sticks it out. The cranial nerve (including side) most likely affected is:
Right cranial nerve XII - Hypoglossal
400
A 61 year old female with a history of an R acoustic neuroma presents with R sided facial paralysis and the inability to close her right eye. Which Cranial nerve is likely affected?
Cranial Nerve VII - Facial
500
The following cranial nerves carry sensory information only:
Olfactory, Optic, Vestibulocochlear
500
The following cranial nerve is responsible for gag reflex:
CN IX and X - glossopharyngeal and vagus
500
Name 1 of the 2 tests utilizing the tuning fork to assess vestibulocochlear nerve.
Weber, Rinne
500
This visual deficit is called and is caused by a lesion in this cranial nerve.
Homonymous Hemianopsia - CN II/Optic Nerve
500
A 78 year old male trips and falls down the steps due to reported visual difficulties when looking down. A lesion in this cranial (and the muscle it innervates) muscle (and it's cranial nerve) were likely the cause.
Inferior Rectus - CN III/Oculomotor