Question 1

What type of electric potential increases the likelihood that the postsynaptic neuron will fire?

Accepted Answer

A) all-or-none potential 
B) excitatory postsynaptic potential 
C) inhibitory postsynaptic potential 
D) excitatory presynaptic potential 
A) all-or-none potential 
B) excitatory postsynaptic potential 
C) inhibitory postsynaptic potential 
D) excitatory presynaptic potential

Question 2

Which of the following carry genetic information in the form of DNA?

Accepted Answer

A) nucleotides 
B) chromosomes 
C) ribosomes 
D) rhizomes 
A) nucleotides 
B) chromosomes 
C) ribosomes 
D) rhizomes

Question 3

Erin suffered a brain injury and her neurologist has told her that there is damage to her reticular formation. Which of the following symptoms is Erin most likely to experience?

Accepted Answer

A) loss of fine motor coordination 
B) disruption of her sleep and wake cycles 
C) inability to initiate movement 
D) inability to accurately locate objects in space 
A) loss of fine motor coordination 
B) disruption of her sleep and wake cycles 
C) inability to initiate movement 
D) inability to accurately locate objects in space

Question 4

Paul is wide awake and studying for an upcoming exam. While he is studying, his brain activity is being recorded using an electroencephalograph (EEG). Which type of waves is likely to dominate Paul's EEG readings?

Accepted Answer

A) high-voltage, high-frequency brain waves 
B) low-voltage, high-frequency brain waves 
C) high-voltage, low-frequency brain waves 
D) low-voltage, low-frequency brain waves 
A) high-voltage, high-frequency brain waves 
B) low-voltage, high-frequency brain waves 
C) high-voltage, low-frequency brain waves 
D) low-voltage, low-frequency brain waves

Question 5

How does nicotine function as an agonist?

Accepted Answer

A) It stimulates some muscarinic synapses. 
B) It occupies acetylcholine receptor sites, thus blocking the action of the neurotransmitter. 
C) It stimulates some acetylcholine synapses. 
D) It inhibits some dopamine synapses. 
A) It stimulates some muscarinic synapses. 
B) It occupies acetylcholine receptor sites, thus blocking the action of the neurotransmitter. 
C) It stimulates some acetylcholine synapses. 
D) It inhibits some dopamine synapses.

Question 6

Which division of your nervous system handles conservation of body resources, including blood pressure reduction and the promotion of digestion?

Accepted Answer

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

Question 7

Wanda fell down some stairs and hit her head. Prior to her accident she was an excellent flute player, but she now has difficulty coordinating the finger movements required in complex musical pieces. Which of the following brain areas was likely damaged in the fall?

Accepted Answer

A) reticular formation 
B) cerebellum 
C) amygdala 
D) temporal lobe 
A) reticular formation 
B) cerebellum 
C) amygdala 
D) temporal lobe

Question 8

Assume that trait X is primarily an inherited characteristic. Imagine that trait X is investigated using family studies, twin studies, and adoption studies. Briefly describe each of these three methods and indicate what information each would be expected to yield regarding trait X.

Accepted Answer

•Family studies: There should be more ph

Question 9

On a typical neuron, which structure receives the information, and which structure sends information to other neurons?

Accepted Answer

A) dendrites receive; axons send 
B) axons send; synapses receive 
C) dendrites receive; synapses send 
D) axons receive; dendrites send 
A) dendrites receive; axons send 
B) axons send; synapses receive 
C) dendrites receive; synapses send 
D) axons receive; dendrites send

Question 10

What is the genetic complement of all cells in the human body, except sex cells?

Accepted Answer

A) 23 chromosomes 
B) 46 chromosomes 
C) 23 recessive genes and 23 dominant genes 
D) 46 heterozygous pairs 
A) 23 chromosomes 
B) 46 chromosomes 
C) 23 recessive genes and 23 dominant genes 
D) 46 heterozygous pairs

Question 11

Which brain structure is responsible for the human ability to engage in higher mental activity such as thinking and philosophizing?

Accepted Answer

A) hypothalamus 
B) corpus callosum 
C) cerebellum 
D) cerebrum 
A) hypothalamus 
B) corpus callosum 
C) cerebellum 
D) cerebrum

Question 12

Shane and Blane are monozygotic twins. However, people seldom get the two brothers mixed up because Blane is almost 2 inches shorter than Shane. What can you conclude based on this evidence?

Accepted Answer

A) Because the brothers display different phenotypes, they must also have different underlying genotypes. 
B) Even though both brothers share the same genotype, they display different phenotypes. 
C) Even though both brothers display the same phenotype, they have different genotypes. 
D) Blane is heterozygous for the "tallness" trait, and Shane is homozygous for the "tallness" trait. 
A) Because the brothers display different phenotypes, they must also have different underlying genotypes. 
B) Even though both brothers share the same genotype, they display different phenotypes. 
C) Even though both brothers display the same phenotype, they have different genotypes. 
D) Blane is heterozygous for the "tallness" trait, and Shane is homozygous for the "tallness" trait.

Question 13

Which of the following is associated with brains that have low levels of lateral specialization?

Accepted Answer

A) reduced likelihood of mental disorder 
B) low IQ scores 
C) poor hand-eye coordination 
D) creativity 
A) reduced likelihood of mental disorder 
B) low IQ scores 
C) poor hand-eye coordination 
D) creativity

Question 14

Chase is using a single earphone to listen in on a conversation. Based on the research that investigated hemispheric specialization in intact brains, what could we suggest in order for Chase to recognize the words he hears most quickly?

Accepted Answer

A) put the earphone in his right ear 
B) hum lightly to cancel out the background noise 
C) close his eyes while he listens to the conversation 
D) keep switching the earphone from ear to ear 
A) put the earphone in his right ear 
B) hum lightly to cancel out the background noise 
C) close his eyes while he listens to the conversation 
D) keep switching the earphone from ear to ear

Question 15

Nadine had a stroke that was confined to the right side of her brain. What sort of task will be most difficult for Nadine, based on hemispheric lateralization studies?

Accepted Answer

A) mathematics and logical reasoning skills 
B) fine motor coordination, such as for handwriting 
C) spatial skills, such as fitting together puzzle pieces 
D) language and communication skills 
A) mathematics and logical reasoning skills 
B) fine motor coordination, such as for handwriting 
C) spatial skills, such as fitting together puzzle pieces 
D) language and communication skills

Question 16

What are three basic components of most neurons?

Accepted Answer

A) vesicles, terminal buttons, synapses 
B) myelin, nodes, axon terminals 
C) cell body, axon, dendrites 
D) hindbrain, midbrain, forebrain 
A) vesicles, terminal buttons, synapses 
B) myelin, nodes, axon terminals 
C) cell body, axon, dendrites 
D) hindbrain, midbrain, forebrain

Question 17

Which of the following is NOT one of the main functions of neurons?

Accepted Answer

A) integrating information 
B) generating information 
C) transmitting information 
D) receiving information 
A) integrating information 
B) generating information 
C) transmitting information 
D) receiving information

Question 18

What is the term for determining the location of specific genes on specific chromosomes?

Accepted Answer

A) chromosomal atlasing 
B) phenomapping 
C) genome projection 
D) genetic mapping 
A) chromosomal atlasing 
B) phenomapping 
C) genome projection 
D) genetic mapping

Question 19

What has traditionally been the main reason for the characterization of the left hemisphere as the "dominant" hemisphere?

Accepted Answer

A) evidence that the left hemisphere usually processes complex information 
B) evidence that the left hemisphere usually processes language 
C) the fact that the majority of people are right-handed 
D) evidence that patients use only their left hemisphere for processing information, after split-brain surgery 
A) evidence that the left hemisphere usually processes complex information 
B) evidence that the left hemisphere usually processes language 
C) the fact that the majority of people are right-handed 
D) evidence that patients use only their left hemisphere for processing information, after split-brain surgery

Question 20

What do we call a pairing of genes with one dominant and one recessive gene?

Accepted Answer

A) homozygous 
B) phenotypic 
C) heterozygous 
D) polygenic 
A) homozygous 
B) phenotypic 
C) heterozygous 
D) polygenic

Exam 3: A:The Biological Bases of Behaviour

What type of electric potential increases the likelihood that the postsynaptic neuron will fire?

Which of the following carry genetic information in the form of DNA?

Erin suffered a brain injury and her neurologist has told her that there is damage to her reticular formation. Which of the following symptoms is Erin most likely to experience?

Paul is wide awake and studying for an upcoming exam. While he is studying, his brain activity is being recorded using an electroencephalograph (EEG). Which type of waves is likely to dominate Paul's EEG readings?

How does nicotine function as an agonist?

Which division of your nervous system handles conservation of body resources, including blood pressure reduction and the promotion of digestion?

Wanda fell down some stairs and hit her head. Prior to her accident she was an excellent flute player, but she now has difficulty coordinating the finger movements required in complex musical pieces. Which of the following brain areas was likely damaged in the fall?

Assume that trait X is primarily an inherited characteristic. Imagine that trait X is investigated using family studies, twin studies, and adoption studies. Briefly describe each of these three methods and indicate what information each would be expected to yield regarding trait X.

On a typical neuron, which structure receives the information, and which structure sends information to other neurons?

What is the genetic complement of all cells in the human body, except sex cells?

Which brain structure is responsible for the human ability to engage in higher mental activity such as thinking and philosophizing?

Shane and Blane are monozygotic twins. However, people seldom get the two brothers mixed up because Blane is almost 2 inches shorter than Shane. What can you conclude based on this evidence?

Which of the following is associated with brains that have low levels of lateral specialization?

Chase is using a single earphone to listen in on a conversation. Based on the research that investigated hemispheric specialization in intact brains, what could we suggest in order for Chase to recognize the words he hears most quickly?

Nadine had a stroke that was confined to the right side of her brain. What sort of task will be most difficult for Nadine, based on hemispheric lateralization studies?

What are three basic components of most neurons?

Which of the following is NOT one of the main functions of neurons?

What is the term for determining the location of specific genes on specific chromosomes?

What has traditionally been the main reason for the characterization of the left hemisphere as the "dominant" hemisphere?

What do we call a pairing of genes with one dominant and one recessive gene?

A: The Evolution of Psychology

B: The Evolution of Psychology

A: The Research Enterprise in Psychology

B: The Research Enterprise in Psychology

B: The Biological Bases of Behaviour

A: Sensation and Perception

B: Sensation and Perception

A: Variations in Consciousness

B: Variations in Consciousness

A: Learning

B: Learning

A: Human Memory

B: Human Memory

A: Language and Thought

B: Language and Thought

A: Intelligence and Psychological Testing

B: Intelligence and Psychological Testing

A: Motivation and Emotion

B: Motivation and Emotion

A: Human Development Across the Life Span

B: Human Development Across the Life Span

A: Personality: Theory, Research, and Assessment

B: Personality: Theory, Research, and Assessment

A: Stress, Coping, and Health

B: Stress, Coping, and Health

A: Psychological Disorders

B: Psychological Disorders

A: Treatment of Psychological Disorders

B: Treatment of Psychological Disorders

A: Social Behaviour

B: Social Behaviour

Appendix B: Statistical Methods

Appendix C: Industrialorganizational Psychology

Appendix D: Evaluating the Quality of Web-Based Resources

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