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Cranial Nerve Testing (for AT)

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Cranial Nerve
Name
Test
I   Olfactory   smell  
II   Optic   visual acuity (near and far), visual fields (periphery), pupillary reaction  
III   Oculomotor   eye tracking (ADD, elevation, depression, upward and outward, upward and inward, downward and inward)  
IV   Trochlear   eye tracking (downward at nose and medial)  
V   Trigeminal   muscles of mastication ("bite down"), blink reflex; sensation (dull/sharp) of face  
VI   Adbducens   eye tracking (ABD), look to side  
VII   Facial   facial expressions (smile, frown, lift eyebrows, taste (sugar or salt)  
VIII   Vestibulocochlear   hearing (snapping, rub fingers together) and balance (stork stance, tandem walking)  
IX   Glossopharyngeal   swallow, gag reflex  
X   Vagus   check for hoarseness, open wide and say "AH"  
XI   Accessory (Spinal)   resisted shoulder shrugs  
XII   Hypoglossal   stick out tongue  


   


 

 

 
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