Cranial Nerve Disorder Flashcards
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.
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.
Blindness
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