Question 1

Which statement about action potentials is FALSE?

Accepted Answer

A) Neurons either do or do not "fire." 
B) Electrical stimulation of the dendrites does not always trigger "firing." 
C) Activation must exceed a threshold before the neuron begins to "fire." 
D) The intensity of the stimulus makes the neuron "fire" more intensely. 
A) Neurons either do or do not "fire." 
B) Electrical stimulation of the dendrites does not always trigger "firing." 
C) Activation must exceed a threshold before the neuron begins to "fire." 
D) The intensity of the stimulus makes the neuron "fire" more intensely.

Question 2

Monozygotic twins share 100% of their genes.

Accepted Answer

A) True 
 B)False

Question 3

The _____ nervous system connects the central nervous system to the body's organs and muscles.

Accepted Answer

A) peripheral 
B) somatic 
C) sympathetic 
D) parasympathetic 
A) peripheral 
B) somatic 
C) sympathetic 
D) parasympathetic

Question 4

During the refractory period,a chemical "pump" moves:

Accepted Answer

A) myelin down the nodes of Ranvier. 
B) sodium out of the cell. 
C) potassium out of the cell. 
D) negatively charged protein ions out of the cell. 
A) myelin down the nodes of Ranvier. 
B) sodium out of the cell. 
C) potassium out of the cell. 
D) negatively charged protein ions out of the cell.

Question 5

Genes are sections of strands of DNA that code for specific traits.

Accepted Answer

A) True 
 B)False

Question 6

The activity of which gland(s)influence(s)the sleep-wake cycle?

Accepted Answer

A) the thyroid gland 
B) the pancreas 
C) the adrenal glands 
D) the pineal gland 
A) the thyroid gland 
B) the pancreas 
C) the adrenal glands 
D) the pineal gland

Question 7

Twin studies have revealed that schizophrenia is determined completely by genes.

Accepted Answer

A) True 
 B)False

Question 8

The activation of mirror neurons appears to help us recognize the goal-directed behaviours of others.

Accepted Answer

A) True 
 B)False

Question 9

Histone modification:

Accepted Answer

A) causes only the expression of genes. 
B) results in the formation of novel DNA sequences. 
C) causes both the expression and nonexpression of genes. 
D) results in the formation of novel chromosomal pairs. 
A) causes only the expression of genes. 
B) results in the formation of novel DNA sequences. 
C) causes both the expression and nonexpression of genes. 
D) results in the formation of novel chromosomal pairs.

Question 10

Men with low testosterone levels resulting in loss of sexual interest have abnormalities in the functioning of the:

Accepted Answer

A) endocrine system. 
B) basal ganglia. 
C) cerebral cortex. 
D) thalamus. 
A) endocrine system. 
B) basal ganglia. 
C) cerebral cortex. 
D) thalamus.

Question 11

A man has one copy of the Y chromosome.A woman has how many copies of the Y chromosome?

Accepted Answer

A) one 
B) two 
C) one or two 
D) none 
A) one 
B) two 
C) one or two 
D) none

Question 12

The patterns of electrical activity in the brain during sleeping and waking are identified through the use of:

Accepted Answer

A) electroencephalographs. 
B) a computerized axial tomography scan. 
C) functional magnetic resonance imaging. 
D) positron emission tomography. 
A) electroencephalographs. 
B) a computerized axial tomography scan. 
C) functional magnetic resonance imaging. 
D) positron emission tomography.

Question 13

An informant brings a tip to the police department about suspicious activity at the docks.After detectives meet and process this information,they decide that the best course of action is to send undercover officers to the scene.If the police department were a neural network,the informant would be functioning as a(n):

Accepted Answer

A) sensory neuron. 
B) motor neuron. 
C) cell body. 
D) interneuron. 
A) sensory neuron. 
B) motor neuron. 
C) cell body. 
D) interneuron.

Question 14

During times of stress,the pituitary gland secretes the hormone:

Accepted Answer

A) testosterone. 
B) DMT. 
C) oxytocin. 
D) ACTH. 
A) testosterone. 
B) DMT. 
C) oxytocin. 
D) ACTH.

Question 15

Which part of the prenatal central nervous system develops FIRST?

Accepted Answer

A) the tegmentum 
B) the cerebellum 
C) the hippocampus 
D) the frontal lobe 
A) the tegmentum 
B) the cerebellum 
C) the hippocampus 
D) the frontal lobe

Question 16

The hindbrain does NOT control:

Accepted Answer

A) respiration. 
B) verbal reasoning. 
C) alertness. 
D) fine motor skills. 
A) respiration. 
B) verbal reasoning. 
C) alertness. 
D) fine motor skills.

Question 17

It is possible to record the electrical activity from a single neuron.

Accepted Answer

A) True 
 B)False

Question 18

Invertebrates have a more hierarchically structured central nervous system than do vertebrates.

Accepted Answer

A) True 
 B)False

Question 19

What is the relationship between vesicles and neurotransmitters?

Accepted Answer

A) Neurotransmitters release vesicles. 
B) Neurotransmitters contain vesicles. 
C) Neurotransmitters are packaged in vesicles. 
D) Neurotransmitters travel across vesicles. 
A) Neurotransmitters release vesicles. 
B) Neurotransmitters contain vesicles. 
C) Neurotransmitters are packaged in vesicles. 
D) Neurotransmitters travel across vesicles.

Question 20

Which film analogy BEST describes an epigenetic mark?

Accepted Answer

A) a note a director makes in the script about an idea for a possible sequel 
B) a scene that is completely novel and inserted into an existing script by the director 
C) a director's decision to include or exclude a particular scene from the original script 
D) small random variations in acting performance during multiple takes of the same scene 
A) a note a director makes in the script about an idea for a possible sequel 
B) a scene that is completely novel and inserted into an existing script by the director 
C) a director's decision to include or exclude a particular scene from the original script 
D) small random variations in acting performance during multiple takes of the same scene

Which statement about action potentials is FALSE?

Monozygotic twins share 100% of their genes.

The _____ nervous system connects the central nervous system to the body's organs and muscles.

During the refractory period,a chemical "pump" moves:

Genes are sections of strands of DNA that code for specific traits.

The activity of which gland(s)influence(s)the sleep-wake cycle?

Twin studies have revealed that schizophrenia is determined completely by genes.

The activation of mirror neurons appears to help us recognize the goal-directed behaviours of others.

Histone modification:

Men with low testosterone levels resulting in loss of sexual interest have abnormalities in the functioning of the:

A man has one copy of the Y chromosome.A woman has how many copies of the Y chromosome?

The patterns of electrical activity in the brain during sleeping and waking are identified through the use of:

During times of stress,the pituitary gland secretes the hormone:

Which part of the prenatal central nervous system develops FIRST?

The hindbrain does NOT control:

It is possible to record the electrical activity from a single neuron.

Invertebrates have a more hierarchically structured central nervous system than do vertebrates.

What is the relationship between vesicles and neurotransmitters?

Which film analogy BEST describes an epigenetic mark?

Psychology: Evolution of a Science

Methods in Psychology

Sensation and Perception

Consciousness

Memory

Learning

Emotion and Motivation

Language and Thought

Intelligence

Development

Personality

Social Psychology

Stress and Health

Psychological Disorders

Treatment of Psychological Disorders

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Exam 3: Neuroscience and Behavior

Which statement about action potentials is FALSE?

Monozygotic twins share 100% of their genes.

The _____ nervous system connects the central nervous system to the body's organs and muscles.

During the refractory period,a chemical "pump" moves:

Genes are sections of strands of DNA that code for specific traits.

The activity of which gland(s)influence(s)the sleep-wake cycle?

Twin studies have revealed that schizophrenia is determined completely by genes.

The activation of mirror neurons appears to help us recognize the goal-directed behaviours of others.

Histone modification:

Men with low testosterone levels resulting in loss of sexual interest have abnormalities in the functioning of the:

A man has one copy of the Y chromosome.A woman has how many copies of the Y chromosome?

The patterns of electrical activity in the brain during sleeping and waking are identified through the use of:

During times of stress,the pituitary gland secretes the hormone:

Which part of the prenatal central nervous system develops FIRST?

The hindbrain does NOT control:

It is possible to record the electrical activity from a single neuron.

Invertebrates have a more hierarchically structured central nervous system than do vertebrates.

What is the relationship between vesicles and neurotransmitters?

Which film analogy BEST describes an epigenetic mark?

Psychology: Evolution of a Science

Methods in Psychology

Sensation and Perception

Consciousness

Memory

Learning

Emotion and Motivation

Language and Thought

Intelligence

Development

Personality

Social Psychology

Stress and Health

Psychological Disorders

Treatment of Psychological Disorders

Integrative Questions

Filters