Central Nervous System

Question 1

Inactivation of the RAS produces

Answer 1

Sleep

Question 2

Cerebrospinal fluid is produced by the ______ ______

Answer 2

Corrode plexus

Question 3

The pons is part of the _____ _____

Answer 3

Brain stem

Question 4

The gray matter of the cerebrum is found in the _____

Answer 4

Cerebral cortex

Question 5

The center for thirst is located in the ______

Answer 5

Hypothalamus

Question 6

Nerves arising from the lowest portion of the spinal cord are called the _____

Answer 6

Cauda equina

Question 7

The primary olfactory area is located in the ______ lobe

Answer 7

Temporal

Question 8

Humans awaken and sleep in a fairly constant rhythm called a ______ rhythm

Answer 8

Circadian rhythm

Question 9

The barrier between the blood and the brain is called ______

Answer 9

Blood brain barrier

Question 10

The circulatory route at the base of the brain is called the ______

Answer 10

Circle of Willis

Question 11

Which of the cranial nerves is the optic nerve?

Answer 11

B. II

Question 12

All of the following are functions of the hypothalamus except

Answer 12

C. Regulation of respiration

Question 13

A shallow grove on the surface of the cortex is a

Answer 13

B. Sulcus

Question 14

In a spinal tap, cerebrospinal fluid is removed from the

Answer 14

E. Subarachnoid space

Question 15

The cranial nerve that innervates the gastrointestinal tract is the

Answer 15

C. Vagus

Question 16

Which of the following cranial nerves is sensory only?

Answer 16

A. Olfactory

Question 17

Which structure does NOT belong with the others?

Answer 17

D. Thalamus

Question 18

Which of the following numbers belongs to the trochlear nerve?

Answer 18

C. IV

Question 19

The primary visual area is located in the

Answer 19

A. Occipital lobe

Question 20

Which of the following areas deals with emotion?

Answer 20

D. Limbic system

Question 21

The thalamus is part of the

Answer 21

B. Diencephalon

Question 22

The cardiovascular center is located at in the

Answer 22

D. Medulla oblongata

Question 23

Damage to the choroid plexus would interfere with

Answer 23

B. Formation of cerebrospinal fluid

Question 24

In the reflex arc, a muscle or gland is considered to be the

Answer 24

E. Effector

Question 25

The dorsal root contains

Answer 25

A. Sensory fibers only

Question 26

The outermost layer of meninges is the

Answer 26

C. Dura mater

Question 27

The subarachnoid space is located between the

Answer 27

A. Arachnoid and pia mater

Question 28

True or false: The satiety center is located in the medulla oblongata

Answer 28

False, in hypothalamus

Question 29

True or false: the supply of glucose to the brain must be continuous

Answer 29

True

Question 30

True or false: spinal nerves are mixed nerves

Answer 30

True

Question 31

True or false: The dorsal root ganglion contains cell bodies of sensory neurons

Answer 31

True

Question 32

True or false: the middle layer of the meninges is called pia mater

Answer 32

False