Cranial Nerve Disorder Flashcards Preview

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Flashcards in Cranial Nerve Disorder Deck (12):

Drooping eyelids, dilated pupils and double vision. Can impair movements of the eyes, affecting the dilation of pupils or both. Cannot look upward or downward when eyes are looking inward

Damaged to the third cranial nerve or the oculomotor nerve.


Vertical movement of the eye is affected. People have double vision when seeing straight which is eliminated by tilting the head opposite to the affected eye. The eye cannot move inwards and downward

Damage to fourth cranial nerve or trochlear nerve.



Damage to cranial nerve optic tract


The affected eye cannot turn fully outward and may look inward when trying to look straight

Sixth cranial nerve or abducens nerve


Mastication muscle paralysis and painful sensations.

Damage to fifth nerve or trigeminal nerve


Sudden weakness or paralysis of muscle on one side of the face and loss of taste sensations from the front two thirds of the tongue. Pain behind the ear. Saliva and tear production impaired. Dry eyes and drooling. Painless involuntary twitching of one side of the face.

Damage to seventh cranial nerve or the facial nerve.


Two eyes cannot move in coordination in one direction. This might include vertigo and tinnitus.

Damage to vestibuli cochlear nerve


Severe pain in back of throat, tongue, jaw and area near tonsils, and part of the ear. Pain is recurring and usually affects only one side of the tongue

Damage to glossopharyngeal nerve.


Wasting or weakness of one side of the tongue. Difficulty speaking, swallowing or chewing.

Damaged to hypoglossal nerve


Shoulder disfunction

Spinal accessory nerve.


Loss of visceral sensation and visceral control.

Damage to vagus nerve


Loss of olfactory sensation

Damaged to olfactory nerve or tract