Question 1

Neurons are:

Accepted Answer

A)  cells in the brain that are believed to help clean and feed brain cells. 
B)  cells that send and receive information. 
C)  bundles of nerves. 
D)  chemical transmitters found in the hypothalamus. 
A)  cells in the brain that are believed to help clean and feed brain cells. 
B)  cells that send and receive information. 
C)  bundles of nerves. 
D)  chemical transmitters found in the hypothalamus.

Question 2

Most axon terminals contain a number of tiny oval sacs called __________.

Accepted Answer

A)  synaptic vesicles 
B)  synaptic knobs 
C)  neurotransmitters 
D)  receptor sites 
A)  synaptic vesicles 
B)  synaptic knobs 
C)  neurotransmitters 
D)  receptor sites

Question 3

Which part of a neuron transports information from the neuron to other neurons through an electrochemical reaction?

Accepted Answer

A)  soma 
B)  axon 
C)  dendrite 
D)  cell membrane 
A)  soma 
B)  axon 
C)  dendrite 
D)  cell membrane

Question 4

"Natural selection" is a process by which

Accepted Answer

A)  favorable traits become increasingly common in a population of interbreeding individuals, while traits that are unfavorable become less common. 
B)  animal breeders select animals in each generation that have the most "natural" traits to breed the next generation. 
C)  favorable traits become increasingly common in a population over the course of a single generation. 
D)  genetic mutations lead to random changes within a population of organisms. 
A)  favorable traits become increasingly common in a population of interbreeding individuals, while traits that are unfavorable become less common. 
B)  animal breeders select animals in each generation that have the most "natural" traits to breed the next generation. 
C)  favorable traits become increasingly common in a population over the course of a single generation. 
D)  genetic mutations lead to random changes within a population of organisms.

Question 5

The part of the nervous system that allows the brain to regulate digestion, heart rate, and respiration without our conscious attention is the:

Accepted Answer

A)  autonomic nervous system. 
B)  central nervous system. 
C)  somatic nervous system. 
D)  spinal cord. 
A)  autonomic nervous system. 
B)  central nervous system. 
C)  somatic nervous system. 
D)  spinal cord.

Question 6

Because ________________ is a primary inhibitory neurotransmitter, it facilitates sleep and reduces arousal of the nervous system.

Accepted Answer

The answer of Because ________________ is a primary inhibitory neurotransmitter,...

Question 7

During an action potential, the electrical charge inside the neuron is _________ compared to the electrical charge outside the neuron.

Accepted Answer

A)  positive 
B)  balanced 
C)  negative 
D)  neutral 
A)  positive 
B)  balanced 
C)  negative 
D)  neutral

Question 8

Lasting only a few milliseconds, the ____________________ is a brief period after an action potential when a neuron cannot fire again.

Accepted Answer

The answer of Lasting only a few milliseconds, the ____________________...

Question 9

The cerebellum __________.

Accepted Answer

A)  controls blood pressure 
B)  is involved in emotional behavior 
C)  coordinates actions so that movements are efficient 
D)  relays messages from the sensory receptors 
A)  controls blood pressure 
B)  is involved in emotional behavior 
C)  coordinates actions so that movements are efficient 
D)  relays messages from the sensory receptors

Question 10

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

Accepted Answer

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

Question 11

Most of the higher functions of the brain, such as reasoning and language, are located in the

Accepted Answer

A)  limbic system. 
B)  midbrain. 
C)  cerebral cortex. 
D)  brainstem. 
A)  limbic system. 
B)  midbrain. 
C)  cerebral cortex. 
D)  brainstem.

Question 12

Luisa is diagnosed with a medical disorder caused by too much dopamine activity in certain brain regions. Her doctor is likely to prescribe a dopamine ________________ to treat her.

Accepted Answer

A)  reuptake inhibitor. 
B)  stimulator 
C)  agonist. 
D)  antagonist. 
A)  reuptake inhibitor. 
B)  stimulator 
C)  agonist. 
D)  antagonist.

Question 13

Yani inherited the gene for blue eyes from his mother, but he actually has brown eyes. What is his eye color phenotype?

Accepted Answer

A)  brown 
B)  blue 
C)  both blue and brown 
D)  Yani does not have a phenotype because he is not heterozygous. 
A)  brown 
B)  blue 
C)  both blue and brown 
D)  Yani does not have a phenotype because he is not heterozygous.

Question 14

. Because they have similar chemical structures, morphine is able to lock into receptor sites for

Accepted Answer

A)  GABA. 
B)  serotonin. 
C)  dopamine. 
D)  endorphins. 
A)  GABA. 
B)  serotonin. 
C)  dopamine. 
D)  endorphins.

Question 15

To reverse the effects of neurotoxic venom from a snakebite, which of the following actions would likely be most effective?

Accepted Answer

A)  Give the patient a high dose of dopamine. 
B)  Give the patient a substance that would allow the body to resume transmission of acetylcholine. 
C)  Give the patient a drug that would increase GABA transmission. 
D)  Give the patient an acetylcholine antagonist. 
A)  Give the patient a high dose of dopamine. 
B)  Give the patient a substance that would allow the body to resume transmission of acetylcholine. 
C)  Give the patient a drug that would increase GABA transmission. 
D)  Give the patient an acetylcholine antagonist.

Question 16

The autonomic nervous system controls skeletal muscles.

Accepted Answer

A) True 
 B)False

Question 17

Axons _______.

Accepted Answer

A)  receive/detect neural impulses 
B)  carry messages away from a cell body 
C)  secrete chemicals to lubricate the cell body 
D)  are found in the cell body 
A)  receive/detect neural impulses 
B)  carry messages away from a cell body 
C)  secrete chemicals to lubricate the cell body 
D)  are found in the cell body

Question 18

It is believed that the hypothalamus controls ________.

Accepted Answer

A)  aggression 
B)  social learning abilities 
C)  long-term mechanisms of body weight 
D)  biological motives 
A)  aggression 
B)  social learning abilities 
C)  long-term mechanisms of body weight 
D)  biological motives

Question 19

Neurons greatly outnumber glial cells in the brain.

Accepted Answer

A) True 
 B)False

Question 20

The small gap between adjacent neurons is the:

Accepted Answer

A)  glia. 
B)  myelin sheath. 
C)  synaptic cleft. 
D)  terminal. 
A)  glia. 
B)  myelin sheath. 
C)  synaptic cleft. 
D)  terminal.

Neurons are:

Most axon terminals contain a number of tiny oval sacs called __________.

Which part of a neuron transports information from the neuron to other neurons through an electrochemical reaction?

"Natural selection" is a process by which

The part of the nervous system that allows the brain to regulate digestion, heart rate, and respiration without our conscious attention is the:

Because ________________ is a primary inhibitory neurotransmitter, it facilitates sleep and reduces arousal of the nervous system.

During an action potential, the electrical charge inside the neuron is _________ compared to the electrical charge outside the neuron.

Lasting only a few milliseconds, the ____________________ is a brief period after an action potential when a neuron cannot fire again.

The cerebellum __________.

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

Most of the higher functions of the brain, such as reasoning and language, are located in the

Luisa is diagnosed with a medical disorder caused by too much dopamine activity in certain brain regions. Her doctor is likely to prescribe a dopamine ________________ to treat her.

Yani inherited the gene for blue eyes from his mother, but he actually has brown eyes. What is his eye color phenotype?

. Because they have similar chemical structures, morphine is able to lock into receptor sites for

To reverse the effects of neurotoxic venom from a snakebite, which of the following actions would likely be most effective?

The autonomic nervous system controls skeletal muscles.

Axons _______.

It is believed that the hypothalamus controls ________.

Neurons greatly outnumber glial cells in the brain.

The small gap between adjacent neurons is the:

Introducing Psychological Science

Reading and Evaluating Scientific Research

Sensation and Perception

Consciousness

Learning

Memory

Thought and Language

Intelligence, Aptitude, and Cognitive Abilities

Life Span Development

Motivation and Emotion

Personality

Psychological Disorders

Therapies

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Exam 3: Biological Psychology

Neurons are:

Most axon terminals contain a number of tiny oval sacs called __________.

Which part of a neuron transports information from the neuron to other neurons through an electrochemical reaction?

"Natural selection" is a process by which

The part of the nervous system that allows the brain to regulate digestion, heart rate, and respiration without our conscious attention is the:

Because ________________ is a primary inhibitory neurotransmitter, it facilitates sleep and reduces arousal of the nervous system.

During an action potential, the electrical charge inside the neuron is _________ compared to the electrical charge outside the neuron.

Lasting only a few milliseconds, the ____________________ is a brief period after an action potential when a neuron cannot fire again.

The cerebellum __________.

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

Most of the higher functions of the brain, such as reasoning and language, are located in the

Luisa is diagnosed with a medical disorder caused by too much dopamine activity in certain brain regions. Her doctor is likely to prescribe a dopamine ________________ to treat her.

Yani inherited the gene for blue eyes from his mother, but he actually has brown eyes. What is his eye color phenotype?

. Because they have similar chemical structures, morphine is able to lock into receptor sites for

To reverse the effects of neurotoxic venom from a snakebite, which of the following actions would likely be most effective?

The autonomic nervous system controls skeletal muscles.

Axons _______.

It is believed that the hypothalamus controls ________.

Neurons greatly outnumber glial cells in the brain.

The small gap between adjacent neurons is the:

Introducing Psychological Science

Reading and Evaluating Scientific Research

Sensation and Perception

Consciousness

Learning

Memory

Thought and Language

Intelligence, Aptitude, and Cognitive Abilities

Life Span Development

Motivation and Emotion

Personality

Psychological Disorders

Therapies

Social Psychology

Health, Stress and Coping

Industrial and Organizational Psychology

Filters