Question 1

Which of the following is not true of all neurotransmitters?

Accepted Answer

A)  They are released into the synaptic space. 
B)  They are chemicals. 
C)  They either increase or decrease the likelihood the next neuron will fire. 
D)  They are destroyed by chemicals in the synapse. 
A)  They are released into the synaptic space. 
B)  They are chemicals. 
C)  They either increase or decrease the likelihood the next neuron will fire. 
D)  They are destroyed by chemicals in the synapse. D

Question 2

How can the nervous system represent increases in the intensity of a stimulus?

Accepted Answer

A)  By increasing the number of neurons firing and the frequency of firing in each neuron. 
B)  Only by an increase in the number of neurons being fired. 
C)  Only by an increase in the frequency of firing in each neuron. 
D)  Only by an increase in the size of the action potential in each neuron that fires. 
A)  By increasing the number of neurons firing and the frequency of firing in each neuron. 
B)  Only by an increase in the number of neurons being fired. 
C)  Only by an increase in the frequency of firing in each neuron. 
D)  Only by an increase in the size of the action potential in each neuron that fires. A

Question 3

Describe the basic functions of the endocrine system, including the specific functions of the thyroid gland, pancreas, pituitary gland, gonads, and adrenal glands.

Accepted Answer

not answered

Question 4

Which of the following is not one of the layers of the brain that evolved in different stages of evolution?

Accepted Answer

A)  the central core 
B)  the executive core 
C)  the limbic system 
D)  the cerebral hemispheres 
A)  the central core 
B)  the executive core 
C)  the limbic system 
D)  the cerebral hemispheres

Question 5

An elderly male is diagnosed as having Alzheimer's disease. His physician tells him the disorder involves a deficiency of ________.

Accepted Answer

A)  acetylcholine 
B)  serotonin 
C)  norepinephrine 
D)  dopamine 
A)  acetylcholine 
B)  serotonin 
C)  norepinephrine 
D)  dopamine

Question 6

The main ingredient of genes and chromosomes is glucagon.

Accepted Answer

A) True 
 B)False

Question 7

Each of the following is true of family study research designs in behavior genetics except they ________.

Accepted Answer

A)  make it possible to rule out the role of the environment 
B)  are designed for human research 
C)  suggest a role for heredity in schizophrenia 
D)  assume a greater similarity of a trait among close relatives as opposed to distant relatives 
A)  make it possible to rule out the role of the environment 
B)  are designed for human research 
C)  suggest a role for heredity in schizophrenia 
D)  assume a greater similarity of a trait among close relatives as opposed to distant relatives

Question 8

The process by which a neuron is depolarized in a surge running down the length of an axon is called a(n)________ potential.

Accepted Answer

A)  action 
B)  graded 
C)  kinetic 
D)  resting 
A)  action 
B)  graded 
C)  kinetic 
D)  resting

Question 9

Structural imaging techniques are used to ________.

Accepted Answer

A)  study overall activity in particular regions of the brain 
B)  map structures in the living brain 
C)  study single neurons 
D)  observe neural activity as it reacts to sensory stimuli 
A)  study overall activity in particular regions of the brain 
B)  map structures in the living brain 
C)  study single neurons 
D)  observe neural activity as it reacts to sensory stimuli

Question 10

Antipsychotic medications help reduce schizophrenic hallucinations by ________.

Accepted Answer

A)  preventing dopamine from binding to receptor sites 
B)  helping dopamine bind to receptor sites 
C)  stimulating the release of dopamine 
D)  preventing the release of dopamine 
A)  preventing dopamine from binding to receptor sites 
B)  helping dopamine bind to receptor sites 
C)  stimulating the release of dopamine 
D)  preventing the release of dopamine

Question 11

The central nervous system contains about ________ percent of the body's neurons.

Accepted Answer

A)  70 
B)  10 
C)  30 
D)  90 
A)  70 
B)  10 
C)  30 
D)  90

Question 12

The axon carries outgoing messages from the cell body.

Accepted Answer

A) True 
 B)False

Question 13

The action potential causes neurotransmitters to be released into the ________.

Accepted Answer

A)  cell membrane 
B)  synaptic space 
C)  axon 
D)  myelin sheath 
A)  cell membrane 
B)  synaptic space 
C)  axon 
D)  myelin sheath

Question 14

The organ lying between the stomach and small intestine that secretes insulin and glucagon to regulate blood-sugar levels is the ________.

Accepted Answer

A)  kidney 
B)  liver 
C)  pancreas 
D)  adrenal gland 
A)  kidney 
B)  liver 
C)  pancreas 
D)  adrenal gland

Question 15

The main ingredient found in chromosomes and genes is ________.

Accepted Answer

A)  RNA 
B)  water 
C)  plasma 
D)  DNA 
A)  RNA 
B)  water 
C)  plasma 
D)  DNA

Question 16

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

Accepted Answer

A) True 
 B)False

Question 17

Allan gingerly puts his fingertips on the hot handle of the skillet in which he's cooking supper, but he instantly pulls his hand away. His reaction is due to the functioning of the ________.

Accepted Answer

A)  medulla 
B)  limbic system 
C)  spinal cord 
D)  hypothalamus 
A)  medulla 
B)  limbic system 
C)  spinal cord 
D)  hypothalamus

Question 18

Endorphins appear to increase sensitivity to pain.

Accepted Answer

A) True 
 B)False

Question 19

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

Accepted Answer

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

Question 20

The endocrine gland that is often called the "master gland" because it affects the output of the other endocrine glands is the ________ gland.

Accepted Answer

A)  pituitary 
B)  pineal 
C)  thyroid 
D)  adrenal 
A)  pituitary 
B)  pineal 
C)  thyroid 
D)  adrenal

Which of the following is not true of all neurotransmitters?

How can the nervous system represent increases in the intensity of a stimulus?

Describe the basic functions of the endocrine system, including the specific functions of the thyroid gland, pancreas, pituitary gland, gonads, and adrenal glands.

Which of the following is not one of the layers of the brain that evolved in different stages of evolution?

An elderly male is diagnosed as having Alzheimer's disease. His physician tells him the disorder involves a deficiency of ________.

The main ingredient of genes and chromosomes is glucagon.

Each of the following is true of family study research designs in behavior genetics except they ________.

The process by which a neuron is depolarized in a surge running down the length of an axon is called a(n)________ potential.

Structural imaging techniques are used to ________.

Antipsychotic medications help reduce schizophrenic hallucinations by ________.

The central nervous system contains about ________ percent of the body's neurons.

The axon carries outgoing messages from the cell body.

The action potential causes neurotransmitters to be released into the ________.

The organ lying between the stomach and small intestine that secretes insulin and glucagon to regulate blood-sugar levels is the ________.

The main ingredient found in chromosomes and genes is ________.

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

Allan gingerly puts his fingertips on the hot handle of the skillet in which he's cooking supper, but he instantly pulls his hand away. His reaction is due to the functioning of the ________.

Endorphins appear to increase sensitivity to pain.

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

The endocrine gland that is often called the "master gland" because it affects the output of the other endocrine glands is the ________ gland.

The Science of Psychology

Sensation and Perception

States of Consciousness

Learning

Memory

Cognition and Mental Abilities

Motivation and Emotion

Life-Span Development

Personality

Stress and Health Psychology

Psychological Disorders

Psychological Disorders

Therapies

Social Psychology

Measurement and Statistical Methods

Psychology Applied to Work

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Exam 2: The Biological Basis of Behavior

Which of the following is not true of all neurotransmitters?

How can the nervous system represent increases in the intensity of a stimulus?

Describe the basic functions of the endocrine system, including the specific functions of the thyroid gland, pancreas, pituitary gland, gonads, and adrenal glands.

Which of the following is not one of the layers of the brain that evolved in different stages of evolution?

An elderly male is diagnosed as having Alzheimer's disease. His physician tells him the disorder involves a deficiency of ________.

The main ingredient of genes and chromosomes is glucagon.

Each of the following is true of family study research designs in behavior genetics except they ________.

The process by which a neuron is depolarized in a surge running down the length of an axon is called a(n)________ potential.

Structural imaging techniques are used to ________.

Antipsychotic medications help reduce schizophrenic hallucinations by ________.

The central nervous system contains about ________ percent of the body's neurons.

The axon carries outgoing messages from the cell body.

The action potential causes neurotransmitters to be released into the ________.

The organ lying between the stomach and small intestine that secretes insulin and glucagon to regulate blood-sugar levels is the ________.

The main ingredient found in chromosomes and genes is ________.

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

Allan gingerly puts his fingertips on the hot handle of the skillet in which he's cooking supper, but he instantly pulls his hand away. His reaction is due to the functioning of the ________.

Endorphins appear to increase sensitivity to pain.

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

The endocrine gland that is often called the "master gland" because it affects the output of the other endocrine glands is the ________ gland.

The Science of Psychology

Sensation and Perception

States of Consciousness

Learning

Memory

Cognition and Mental Abilities

Motivation and Emotion

Life-Span Development

Personality

Stress and Health Psychology

Psychological Disorders

Psychological Disorders

Therapies

Social Psychology

Measurement and Statistical Methods

Psychology Applied to Work

Filters