Cranial Nerves

Question 1

I

Answer 1

Olfactory - Nose

Cortex

Question 2

II

Answer 2

Optic - Eye

Thalamus

Question 3

III

Answer 3

Oculomotor - Movement of upper eye lid and eyeball; alters shape of lens for near vision and constricts pupil
Midbrain

Question 4

IV

Answer 4

Trochlear - Movement of the eyeball

Midbrain

Question 5

V

Answer 5

Trigeminal - Touch, pain, temperature sensations and muscle sense; chewing
Lateral pons

Question 6

VI

Answer 6

Abducens - Movement of the eyeball

Ponto - medullary

Question 7

VII

Answer 7

Facial - Taste, muscle sense; touch, pain and temperature. Facial expressions; secretions of tears and saliva
Ponto - medullary

Question 8

VIII

Answer 8

Vestibulocochlear - Inner ear, hearing

Ponto - medullary

Question 9

IX

Answer 9

Glossopharyngeal - Swallowing, speech, secretion of saliva

Lateral medulla

Question 10

X

Answer 10

Vagus - Swallowing, coughing and voice production, smooth muscle contraction and relaxation in organs of the GI tract. Slowing of heart rate and secretion of digestive fluids
Lateral medulla

Question 11

XI

Answer 11

Accessory - Movement of head and shoulders

Spinal cord C1 - C%

Question 12

XII

Answer 12

Hypoglossal - movement of tongue during speech and swallowing
Ventral medulla