cranial nerves

Question 1

how many pairs of cranial nerves are there?

Answer 1

12

Question 2

where in particular are the cranial nerves connected to?

Answer 2

brainstem

Question 3

what is the general function of cranial nerves?

Answer 3

provide sensory and motor nerve supply to head and neck structures

Question 4

which cranial nerves contain autonomic nerve functions?

Answer 4

CN 3,7,9,10

Question 5

Give the name and function of CN 1

Answer 5

olfactory nerve - smell

Question 6

Give the name and function of CN 2

Answer 6

optic nerve - vision

Question 7

Give the name and function of CN 3

Answer 7

oculomotor nerve - eye movement pupil contraction

Question 8

Give the name and function of CN 4

Answer 8

trochlear nerve - eye movement

Question 9

Give the name and function of CN 5

Answer 9

trigmenta nerve - somato sensory, muscle for chewing

Question 10

Give the name and function of CN 6

Answer 10

abducens nerve - eyemovement

Question 11

Give the name and function of CN 7

Answer 11

facial nerve - taste, somatosensory (ear), muscles in facial expression

Question 12

Give the name and function of CN 8

Answer 12

vestibulocochlear - hearing, balance

Question 13

Give the name and function of CN 9

Answer 13

glossopharyngeal - taste (posterior 1/3 tongue), somatosensory ( posterior 1/3 tongue, tonsils, pharynx, controls swallow muscle

Question 14

Give the name and function of CN 10

Answer 14

vagus - sensory, motor, autonomic functions of viscera

Question 15

Give the name and function of CN 11

Answer 15

accessory nerve - muscles used in head movement

Question 16

Give the name and function of CN 12

Answer 16

hypoglossal - muscles of tongue