Neurologic Emergencies

Question 1

I. Olfactory

Answer 1

Location: Cerebrum
Nerve: Sensory
Function:olfaction (smell)

Question 2

II. Optic

Answer 2

Location: Cerebrum
Nerve: Sensory
Function:Vision

Question 3

III. Occulomotor

Answer 3

Location: Midbrain
Nerve: Motor
Function:Eye movement: eyelid elevation, pupillary constriction, lens accomodation

Question 4

IV. Trochlear

Answer 4

Location: Midbrain
Nerve: Motor
Function:eye movement

Question 5

V. Trigeminal

Answer 5

Location: Pons
Nerve: Sensor <–facial (V1, V2, V3 - tongue)
Motor-> Mastication

Question 6

VI. Abducens

Answer 6

Location: pontomedullary region
Nerve: Motor
Function:eye movement

Question 7

VII. Facial

Answer 7

Location: Pontomedullary region
Nerve: sensory <- taste
motor ->facial expression, eye closing, salivation, lacrimation

Question 8

VIII. vestibulococchlear
“Auditory”

Answer 8

Location: pontomedullary region
Nerve: sensory
Function:balance and hearing

Question 9

IX. Glossopharyngeal

Answer 9

Location: medulla oblongata
Nerve: sensory <– taste/sensation, pharynx, chemo baroreceptors
motor –> swallowing, salivation

Question 10

X. Vagus

Answer 10

Location: Medulla oblongata
Nerve: sensory <– ear skin, pharynx, larynx thorax, abdomen, taste/sensation epiglottis
Motor–> swallow, speech, cough, autonomic (parasympathetic), decrease heart rate, increase GI motility, sweating
Function:

Question 11

XI. Accessory (Spinal)

Answer 11

Location: Medulla oblongata, c-sspine cord
Nerve: Motor
Function:shoulder shrug, head turning