Question 1

The structure that connects the two hemispheres of the cerebral cortex is the __________.

Accepted Answer

A)  corpus callosum 
B)  pineal gland 
C)  pons 
D)  reticular formation

Question 2

The function of the neuron's axon is to __________.

Accepted Answer

A)  carry messages to other cells 
B)  regulate the neuron's life processes 
C)  receive messages from neighboring neurons 
D)  insulate against leakage of electrical impulses

Question 3

How does the endocrine system influence behavior? Describe the functions of three glands and the hormones each secretes.

Accepted Answer

The answer of How does the endocrine system influence behavior?...

Question 4

Which of the following regions contains the primary visual cortex?

Accepted Answer

A)  frontal lobe 
B)  parietal lobe 
C)  temporal lobe 
D)  occipital lobe

Question 5

The cerebral cortex is severed in individuals who are considered to have a "split brain" in a surgery to stop epileptic seizures.

Accepted Answer

A) True 
 B)False

Question 6

The glands that secrete hormones directly into the bloodstream are called __________ glands.

Accepted Answer

A)  lymph 
B)  exocrine 
C)  hippocampal 
D)  endocrine

Question 7

Assume that you are testing a split-brain human subject whose language center is in his left hemisphere. If you place a house key into his left hand, he will __________.

Accepted Answer

A)  not be able to later select the object he was holding from a group of various objects 
B)  not be able to tell you what object he is presently holding 
C)  immediately be able to tell you what he is holding 
D)  be able to tell you what he is presently holding if allowed to think about it for several seconds

Question 8

Ever since Trey suffered a brain injury by falling from a ladder, his wife has continued to tell his doctor that his personality has changed. He used to be fun loving and carefree, but he is now more critical and yells at his children for seemingly little reason. Trey is likely to have suffered damage to the __________ lobe of his cortex.

Accepted Answer

A)  occipital 
B)  parietal 
C)  temporal 
D)  frontal

Question 9

Stem cells can become other cells, such as blood cells, nerve cells, and brain cells.

Accepted Answer

A) True 
 B)False

Question 10

Individuals who have had their corpus callosum cut are said to have a __________.

Accepted Answer

A)  split brain 
B)  disintegrating personality 
C)  cranial refraction 
D)  migraine headache

Question 11

One purpose of __________ is to speed up the neural message traveling down the axon.

Accepted Answer

A)  the receptor site 
B)  axon terminals 
C)  myelin 
D)  a synaptic vesicle

Question 12

Axons __________.

Accepted Answer

A)  may be up to a quarter of a mile long 
B)  carry messages away from a cell body 
C)  are primarily responsible for the hypothalamic functions of regulation and motivation of sexual functions 
D)  are contained within the cell nucleus

Question 13

Pavati is recovering from a blow to her head and finds that she has great difficulty maintaining her balance and coordinating her movements. Injury to which part of Pavati's brain is likely to be causing her difficulties?

Accepted Answer

A)  cerebellum 
B)  medulla 
C)  cerebral cortex 
D)  thalamus

Question 14

The two main divisions of the nervous system are the __________ and __________.

Accepted Answer

A)  brain; spinal cord 
B)  autonomic nervous system; somatic nervous system 
C)  peripheral nervous system; central nervous system 
D)  glands; muscles

Question 15

Maria often sleeps soundly and rarely awakens to any outside noise. However, the cries of Maria's baby can awaken her immediately. What part of the brain is responsible for this reaction?

Accepted Answer

A)  reticular formation 
B)  medulla 
C)  pons 
D)  cerebellum

Question 16

Imani was in an automobile accident and suffered an injury to her brain, resulting in paralysis of her left arm. What part of Imani's brain was injured?

Accepted Answer

A)  auditory association area 
B)  motor cortex 
C)  association areas 
D)  somatosensory cortex

Question 17

Riley was driving through a rough part of town late at night when a stray bullet hit the front side of his head. Both the left and right sides of his prefrontal cortex were severely damaged. As a result of the accident, Riley most likely __________.

Accepted Answer

A)  died from his injuries 
B)  suffered the loss of his arms and legs 
C)  lost his sense of hearing 
D)  suffered a change in personality

Question 18

The site of many mental processes that are unique to humans (self-awareness, initiative, planning ability, and goal-directed behavior) is the __________ lobes.

Accepted Answer

A)  occipital 
B)  temporal 
C)  parietal 
D)  frontal

Question 19

Dendrites __________.

Accepted Answer

A)  may be up to a quarter of a mile long 
B)  carry messages to cell bodies 
C)  are primarily responsible for the hypothalamic functions of regulation and motivation of sexual functions 
D)  are contained within the cell nucleus

Question 20

Endocrine glands are glands that secrete __________.

Accepted Answer

A)  excitory neurotransmitters 
B)  inhibitory neurotransmitters 
C)  hormones 
D)  enzymes

Exam 2: The Biological Perspective