Question 1

Terminal buttons release chemicals called ________.

Accepted Answer

A)  hormones 
B)  neurotransmitters 
C)  antibodies 
D)  antigens

Question 2

The part of the hindbrain that controls functions such as breathing, heart rate, and blood pressure is the ________.

Accepted Answer

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

Question 3

Specifically describe the effects of the neurotransmitters acetylcholine, dopamine, serotonin, norepinephrine, and endorphins.

Accepted Answer

The answer of Specifically describe the effects of the neurotransmitters...

Question 4

Anesthetics work primarily by shutting down the ________.

Accepted Answer

A)  endocrine system 
B)  reticular formation 
C)  limbic system 
D)  dopamine receptor sites

Question 5

A "split brain" patient is asked to stare at a spot on a screen. When a picture of an object is shown to the left of the spot, the patient can ________.

Accepted Answer

A)  pick the object out of a group of hidden objects using her right hand, but cannot identify it verbally 
B)  identify the object verbally and pick it out of a group of hidden objects using her right hand 
C)  identify the object verbally and pick it out of a group of hidden objects using her left hand 
D)  pick the object out of a group of hidden objects using her left hand, but cannot identify it verbally

Question 6

The ________ is believed to be the earliest part of the brain to evolve.

Accepted Answer

A)  midbrain 
B)  hindbrain 
C)  forebrain 
D)  limbic system

Question 7

You are a cell in the human nervous system. Your primary function is to provide support for neurons, hold them together, and help remove waste products and other substances, which could otherwise harm them. You are a(n) ________ cell.

Accepted Answer

A)  adipose 
B)  epidermal 
C)  glial 
D)  lymph

Question 8

In research with human patients suffering from Parkinson's disease, fetal nerve cell transplants ________.

Accepted Answer

A)  resulted in only sporadic, temporary improvements in motor control 
B)  improved motor control for periods of only 1 to 4 years 
C)  improved motor control for periods of 5 to 10 years 
D)  resulted in no improvement in motor control

Question 9

When a number of genes make small contributions to a trait, this is known as mixed dominance.

Accepted Answer

A) True 
 B)False

Question 10

The tiny gap between the synaptic knob and the next neuron is called the synapse.

Accepted Answer

A) True 
 B)False

Question 11

A neuron is likely to fire ________ when stimulated by a strong signal.

Accepted Answer

A)  in a coded sequence 
B)  for a longer period of time 
C)  more often 
D)  more intensely

Question 12

Summarize research findings about left-handedness and its causes.

Accepted Answer

The answer of Summarize research findings about left-handedness and its...

Question 13

Chemical substances called hormones are released into your bloodstream by the endocrine glands.

Accepted Answer

A) True 
 B)False

Question 14

Neurons typically have ________.

Accepted Answer

A)  many axons and one dendrite 
B)  one axon and many dendrites 
C)  one axon and one dendrite 
D)  many axons and many dendrites

Question 15

After his last class, Carlos went out to his car to get some books to return to the library. He found that during the day someone had badly smashed his rear bumper. He was furious and began pounding on the hood and shouting obscenities. What area of the brain was guiding his behavior?

Accepted Answer

A)  the hypothalamus 
B)  the medulla 
C)  the thalamus 
D)  the midbrain

Question 16

Jessica's mother has blue eyes, with two recessive genes for blue eyes. Her father has brown eyes, with a dominant gene for brown eyes and a recessive gene for blue eyes. What are the chances that Jessica has blue eyes?

Accepted Answer

A)  0 percent 
B)  75 percent 
C)  50 percent 
D)  25 percent

Question 17

The limbic system is responsible for ________.

Accepted Answer

A)  controlling learning and emotional behavior 
B)  connecting the brain to the rest of the body 
C)  filtering incoming messages to the brain 
D)  fighting disease organisms that attempt to infect the brain

Question 18

The branch of the autonomic nervous system that calms and relaxes the body is the ________ division.

Accepted Answer

A)  parasympathetic 
B)  secondary 
C)  sympathetic 
D)  central

Question 19

Family studies are usually based on families with identical twins.

Accepted Answer

A) True 
 B)False

Question 20

The effects of genetics are not always immediate or fully apparent.

Accepted Answer

A) True 
 B)False

Exam 2: The Biological Basis of Behavior

Terminal buttons release chemicals called ________.

The part of the hindbrain that controls functions such as breathing, heart rate, and blood pressure is the ________.

Specifically describe the effects of the neurotransmitters acetylcholine, dopamine, serotonin, norepinephrine, and endorphins.

Anesthetics work primarily by shutting down the ________.

A "split brain" patient is asked to stare at a spot on a screen. When a picture of an object is shown to the left of the spot, the patient can ________.

The ________ is believed to be the earliest part of the brain to evolve.

You are a cell in the human nervous system. Your primary function is to provide support for neurons, hold them together, and help remove waste products and other substances, which could otherwise harm them. You are a(n) ________ cell.

In research with human patients suffering from Parkinson's disease, fetal nerve cell transplants ________.

When a number of genes make small contributions to a trait, this is known as mixed dominance.

The tiny gap between the synaptic knob and the next neuron is called the synapse.

A neuron is likely to fire ________ when stimulated by a strong signal.

Summarize research findings about left-handedness and its causes.

Chemical substances called hormones are released into your bloodstream by the endocrine glands.

Neurons typically have ________.

After his last class, Carlos went out to his car to get some books to return to the library. He found that during the day someone had badly smashed his rear bumper. He was furious and began pounding on the hood and shouting obscenities. What area of the brain was guiding his behavior?

Jessica's mother has blue eyes, with two recessive genes for blue eyes. Her father has brown eyes, with a dominant gene for brown eyes and a recessive gene for blue eyes. What are the chances that Jessica has blue eyes?

The limbic system is responsible for ________.

The branch of the autonomic nervous system that calms and relaxes the body is the ________ division.

Family studies are usually based on families with identical twins.

The effects of genetics are not always immediate or fully apparent.