Cranial Nerves
Study slides
• What is the name of cranial nerve V?
ANSWER
• What is the name of cranial nerve V?
– Trigeminal nerve
• What number is the trigeminal nerve?
ANSWER
• What number is the trigeminal nerve?
– Cranial nerve V
• What is the name of cranial nerve II?
ANSWER
• What is the name of cranial nerve II?
– Optic nerve
• James is unable to open his right eye.
Which cranial nerve has been damaged?
ANSWER
• James is unable to open his right eye.
Which cranial nerve has been damaged?
– Right oculomotor nerve III
• Jack’s right eye will not produce tears.
Which cranial nerve is damaged?
ANSWER
• Jack’s right eye will not produce tears.
Which cranial nerve is damaged?
– Facial nerve VII
• What organs does the vagus nerve
innervate?
ANSWER
• What organs does the vagus nerve
innervate?
– Larynx
– Heart
– Stomach
– Intestines
– Bronchial tubes
• Is cranial nerve II sensory, motor, or mixed?
ANSWER
• Is cranial nerve II sensory, motor, or mixed?
– Sensory
• If your heart stops beating, which cranial
nerve might have been damaged?
ANSWER
• If your heart stops beating, which cranial
nerve might have been damaged?
– Vagus nerve X
• Is the trigeminal nerve sensory, motor or
mixed?
ANSWER
• Is the trigeminal nerve sensory, motor or
mixed?
– mixed
• Is cranial nerve V sensory, motor or mixed?
ANSWER
• Is cranial nerve V sensory, motor or mixed?
– mixed
• What are the primary functions of the
trigeminal nerve?
ANSWER
• What are the primary functions of the
trigeminal nerve?
– Sensory information to face, scalp and teeth
– Motor instructions for mastication
• What is the name of cranial nerve VII?
ANSWER
• What is the name of cranial nerve VII?
– Facial nerve
• Is the facial nerve sensory, motor or mixed?
ANSWER
• Is the facial nerve sensory, motor or mixed?
– Mixed
• What number is the optic nerve?
ANSWER
• What number is the optic nerve?
– Cranial nerve II
• What is the name of cranial nerve VIII?
ANSWER
• What is the name of cranial nerve VIII?
– Vestibulocochlear nerve
• What number is the vestibulocochlear
nerve?
ANSWER
• What number is the vestibulocochlear
nerve?
– Cranial nerve VIII
• What is the number for the facial nerve?
ANSWER
• What is the number for the facial nerve?
– Cranial nerve VII
• What are the primary functions of the
vestibulocochlear nerve?
ANSWER
• What are the primary functions of the
vestibulocochlear nerve?• Vestibular branch
• Balance
• Orientation and head movement
• Cochlear branch
• hearing
• What are the primary functions of cranial
nerve VIII?
ANSWER
• What are the primary functions of cranial
nerve VIII?• Vestibular branch
• Balance
• Orientation and head movement
• Cochlear branch
• hearing
• George has gone deaf in his left ear. Which
cranial nerve is involved?
ANSWER
• George has gone deaf in his left ear. Which
cranial nerve is involved?
– Vestibulocochlear nerve VIII
• What is the name of cranial nerve I?
ANSWER
• What is the name of cranial nerve I?
– Olfactory nerve
• Which cranial nerve is responsible for
Bell’s palsy?
ANSWER
• Which cranial nerve is responsible for
Bell’s palsy?
– Facial nerve VII
• Jake is having difficulty tasting. Which
cranial nerve is involved?
ANSWER
• Jake is having difficulty tasting. Which
cranial nerve is involved?
– Facial nerve VII
• Is the vestibulocochlear nerve sensory,
motor or mixed?
ANSWER
• Is the vestibulocochlear nerve sensory,
motor or mixed?
– sensory
• Alex is having severe pain in his teeth.
Which cranial nerve is involved?
ANSWER
• Alex is having severe pain in his teeth.
Which cranial nerve is involved?
– Trigeminal nerve V
• What is the name of cranial nerve X?
ANSWER
• What is the name of cranial nerve X?
– Vagus nerve
• Is the vagus nerve sensory, motor or mixed?
ANSWER
• Is the vagus nerve sensory, motor or mixed?
– mixed
• Is cranial nerve X sensory, motor or mixed?
ANSWER
• Is cranial nerve X sensory, motor or mixed?
– Mixed
• Angel is having severe dizzy spells. The
room feels like it is spinning and she is very
nauseous. Which cranial nerve is involved?
ANSWER
• Angel is having severe dizzy spells. The
room feels like it is spinning and she is very
nauseous. Which cranial nerve is involved?
– Vestibulocochlear nerve VIII
• If you are having difficulty breathing, which
cranial nerve might have been damaged?
ANSWER
• If you are having difficulty breathing, which
cranial nerve might have been damaged?
– Vagus nerve X
• Chris has gone blind in his left eye, which
cranial nerve has been damaged?
ANSWER
• Chris has gone blind in his left eye, which
cranial nerve has been damaged?
– Optic nerve II
• If cranial nerve I was cut, what would the
symptoms be?
ANSWER
• If cranial nerve I was cut, what would the
symptoms be?
– Loss of smell
• If cranial nerve II was cut, what would the
symptoms be?
ANSWER
• If cranial nerve II was cut, what would the
symptoms be?
– blindness
• What number is the vagus nerve?
ANSWER
• What number is the vagus nerve?
– Cranial nerve X
• Is cranial nerve III sensory, motor, or
mixed?
ANSWER
• Is cranial nerve III sensory, motor, or
mixed?
– motor
• Erin’s eye does not constrict in response to
bright light. Which cranial nerve is
damaged?
ANSWER
• Erin’s eye does not constrict in response to
bright light. Which cranial nerve is
damaged?
– Oculomotor nerve III
• Jane has lost her ability to smell. Which
cranial nerve has been damaged?
ANSWER
• Jane has lost her ability to smell. Which
cranial nerve has been damaged?
– Olfactory nerve I
• What organs does the cranial nerve X
innervate?
ANSWER
• What organs does the cranial nerve X
innervate?
– Larynx
– Heart
– Stomach
– Intestines
– Bronchial tubes
• What is the name of cranial nerve III?
ANSWER
• What is the name of cranial nerve III?
– Oculomotor nerve
• Tom is having trouble chewing. Which
cranial nerve is damaged?
ANSWER
• Tom is having trouble chewing. Which
cranial nerve is damaged?
– Trigeminal nerve V
• What number is the olfactory nerve?
ANSWER
• What number is the olfactory nerve?
– Cranial nerve I