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cranial nerves

QuestionAnswer
What is the 1st cranial nerve? Olfactory
Is the Olfactory nerve sensory or motor? sensory
What is the function of the Olfactory nerve? responsible for the sense of smell
What happens if the olfactory nerve is damaged? loss of smell
What is the 2nd cranial nerve? Optic
Is the optic nerve sensory or motor? sensory
What is the function of the optic nerve? responsible for vision, carries info from eyes to the brain
What happens if the optic nerve is damaged? blindness
What is the 3rd cranial nerve? Oculomotor
Is the oculomotor sensory or motor? motor
What is the function of the oculomotor nerve? innervates the levator palpebral superioris.
What happens if the oculomotor is damaged? ptosis, mydriasas, eyes turned laterally and down
What is the 4th cranial nerve? Trochlear
Is the trochlear nerve sensory or motor? motor
What is the function of the trochlear nerve? lateral movement of the eye
What happens if the trochlear nerve is damaged? inability to look down when the eye is adducted
What is the 5th cranial nerve? Trigeminal
Is the trigeminal nerve sensory or motor? both
What is the sensory function of the trigeminal nerve? genereal senses (touch, pain, temp) in the face
What is the motor function of the trigeminal nerve? controls muscles of mastication
What happens if the trigeminal nerve is damaged? loss of corneal reflux, painful sensation in the face
What is the 6th cranial nerve? Abducens
Is the abducens nerve sensory or motor? motor
What is the function of the abducens nerve? innervates the lateral rectus muscle that moves the eyeball lateral.
If the abducens nerve is damaged what happens? failure to move the eye laterally
What is the 7th cranial nerve? facial
Is the facial nerve sensory or motor? both
What is the motor function of the facial nerve? facial expressions, tear glands, nasal glands, salivary glands
What is the sensory function of the facial nerve? sense of taste from the anterior 2/3 of tongue
What happens if the facial nerve is damaged? paralysis of facial expressions, loss of taste.
Created by: cdixon10