Chapter 3: The Organization and Function of the Nervous System

Question 1

A __ is the name for a bundle of neurons in the PNS

Answer 1

D. ganglion

Question 2

The spinal cord is part of the __ nervous system

Answer 2

A. central

Question 3

Which of the following is the largest division of the mature CNS in humans

Answer 3

A. forebrain

Question 4

The space separating the cerebral hemispheres is called the

Answer 4

D. longitudinal fissure

Question 5

The surface of the cortex appears gray because it is composed mostly of

Answer 5

B. unmyelinated cell bodies

Question 6

In the cortex, a ridge is called a

Answer 6

B. gyrus

Question 7

What is the name of the 19th century European anatomist who argued that because women have smaller brains than men, they are less intelligent.

Answer 7

C. Bischoff

Question 8

Animal species that are the MOST intelligent tend to have

Answer 8

D. More convolutions on the cortex, a proportionately larger forebrain

Question 9

the direction term anterior means

Answer 9

A. in front of

Question 10

The brain area controlling fine motor movement is located on the

Answer 10

B. precentral gyrus

Question 11

The area of the motor cortex devoted to which of the following body areas is probably the smallest

Answer 11

D. the thigh

Question 12

Damage to the prefrontal cortex is LEAST likely to result in problems with

Answer 12

C. speech comprehension

Question 13

Who among the following was a proponent of lobotomies as a treatment for mental illness

Answer 13

C. Freeman

Question 14

The somatosensory cortex is located in the __ lobe

Answer 14

D. pareital

Question 15

Identifying objects by touch is a function of the

Answer 15

B. parietal association cortex

Question 16

Modern computer studies of the skull of Phineas Gage have revealed the extent of damage to the

Answer 16

A. frontal lobes

Question 17

Which of the following is NOT a function of the temporal lobes

Answer 17

C. fine motor control

Question 18

Electrical stimulation of the association areas of the temporal lobe may result in the patient experiencing

Answer 18

D. vivid memories

Question 19

The occipital lobe processes __ information

Answer 19

A. visual

Question 20

The thalamus receives information from all of the sensory systems EXCEPT the system for

Answer 20

C. Smell

Question 21

the hypothalamus is located __ the thalamus

Answer 21

B. below

Question 22

the __ is the body’s master gland

Answer 22

A. Pituitary

Question 23

The sleep-inducing hormone melatonin is released by the

Answer 23

B. pineal gland

Question 24

Which statement regarding the corpus callosum is FALSE

Answer 24

B. is is the only place in the brain where information crosses from one side to the other.

Question 25

Which of the following structures is NOT part of the brain stem

Answer 25

A. lateral ventricle.

Question 26

All of the following structures are located in the midbrain EXCEPT the

Answer 26

C. pons

Question 27

Heart rate and breathing are controlled by the

Answer 27

D. medulla

Question 28

A person with damage to the cerebellum may

Answer 28

D. have problems with movement

Question 29

The cerebrospinal fluid protects the brain in all the following ways EXCEPT that it doesn’t

Answer 29

D. prevent toxins from entering the CNS

Question 30

The skeletal muscles are MOST directly controlled by the __ nervous system

Answer 30

B. somatic

Question 31

Which of the following cranial nerves is sometimes considered part of the CNS rather than the PNS

Answer 31

D. optic

Question 32

Which of the following is more a result of parasympathetic than sympathetic activation

Answer 32

A. increased digestive activity

Question 33

The stage of neural development in which axons grow toward their connections is called

Answer 33

C. circuit formation

Question 34

Cell proliferation occurs

Answer 34

A. in the innermost layer of the neural tube

Question 35

Cells that form a scaffold for neural migration are called

Answer 35

B. radial glial cells

Question 36

During the first three weeks after birth, the neurons in a monkey’s corpus callosum

Answer 36

C. decrease by about 8 million

Question 37

Neural plasticity is retained to the greatest extent in adulthood in which of the following brain areas

Answer 37

D.association cortex

Question 38

Which of the following is NOT a result of fetal exposure to alcohol?

Answer 38

B. failure of cells to form myelin

Question 39

Which of the following brain areas is among the last to undergo myelination

Answer 39

A. frontal cortex

Question 40

Which of the following is NOT an example of brain reorganization

Answer 40

D. regrowth of a severed spinal motor neuron

Question 41

Regeneration is LEAST likely to occur in the

Answer 41

C. CNS of a mammal

Question 42

In the adult mammal, neurogenesis is MOST likely to occur in the

Answer 42

C. hippocampus

Question 43

Which of the following is NOT true of hydrocephalus

Answer 43

C. even without treatment, individuals usually have normal intelligence

Question 44

Which of the following is NOT a problem following stroke

Answer 44

B. Abnormal protein deposits

Question 45

Which of the following is FALSE regarding TBI. It

Answer 45

C. requires a severe blow, due to the brains cushioning