CNS and Cranial Nerves

Question 1

CN I

Answer 1

Olfactory nerve. Sensory

Question 2

CN II

Answer 2

Optic nerve. Sensory

Question 3

CN III

Answer 3

Oculomotor nerve. Motor

Question 4

CN IV

Answer 4

Trochlear nerve. Motor

Question 5

CN V

Answer 5

Trigeminal nerve. Both

Question 6

CN VI

Answer 6

Abducent nerve. Motor

Question 7

CN VII

Answer 7

Facial nerve. Both

Question 8

CN VIII

Answer 8

Vestibulocochlear nerve. Sensory

Question 9

CN IX

Answer 9

Glossopharyngeal nerve. Both

Question 10

CN X

Answer 10

Vagus nerve. Both

Question 11

CN XI

Answer 11

Accessory nerve. Motor

Question 12

CN XII

Answer 12

Hypoglossal nerve Motor

Question 13

Parts of the brain in order from top to bottom

Answer 13

Spinal cord, medulla oblongata, pons cerebellum, midbrain, diencephalon and cerebrum

Question 14

Cluster of cell bodies in the CNS

Answer 14

Nuclei

Question 15

Axon bundles connecting CNS regions

Answer 15

Tract

Question 16

Site of CSF production

Answer 16

Choroid plexus

Question 17

Responsible for the reabsorption of CSF

Answer 17

Arachnoid villi

Question 18

What structures does the brainstem contain

Answer 18

Cranial nerves, medulla, pons and midbrain

Question 19

Function of the midbrain

Answer 19

eye movement

Question 20

Function of the pons

Answer 20

relay station between the cerebrum and cerebellum and coordination of breathing

Question 21

Functions of the medulla oblongata

Answer 21

control of involuntary functions

Question 22

Functions of the Reticular Formation

Answer 22

Arousal, sleep, muscle tone and pain modulation

Question 23

Site of communication between the right and left hemispheres

Answer 23

Corpus callosum

Question 24

Function of the Hippocampus

Answer 24

Central hub for learning and memory

Question 25

Function of the Amygdala

Answer 25

Emotions and memory

Question 26

Function of Wernicke’s area

Answer 26

Processing language input

Question 27

Function of Broca’s area

Answer 27

Language production