12 Cranial Nerve Pairs
#2386
CN III Oculomotor
- Motor
- Movement of the eyelids, eyeball, pupil constriction
- Check eye movement and have the person follow an object with their eyes
CN IV Trochlear
- Motor
- Movement of the eye, eye dialation
- Check eye movement and check pupil size
CN V Trigeminal
- Both
- Touch, pain, temperature, chewing
- Evaluate sense of touch, pain, temperature, open and move jaw and mouth
CN VII Facial
- Both
- Facial expressions, taste, secretion of tears and saliva
- Sense of taste, ability to smile, frown, whistle, and raise eyebrows
CN VIII Auditory
- Sensory
- Hearing and balance
- Test hearing, balance, if the person can walk a straight line
CN IX Glossopharyngeal
- Both
- Tongue movements, swallowing, gagging, taste, touch, temperature, regulation of blood pressure
- Gag reflex checked, swallowing, coughing
CN X Vagus
- Both
- Vital signs, function of heart, lings, digestive, longest cranial nerve
- Check gag reflex, swallowing, coughing
CN XI Spinal Accessory
- Motor
- Movement of head, neck, and shoulders
- Rotate head, and shrug shoulders