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In the context of genes and the environment,an individual's phenotype refers to his or her _____.


A) biological code
B) genetic material
C) social environment
D) observable characteristics

E) All of the above
F) B) and C)

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In the context of the nervous system,which of the following is NOT true of glial cells?


A) They are responsible for the majority of information processing in the brain.
B) They are responsible for providing support in the nervous system.
C) They are responsible for providing nutritional benefits to neurons.
D) They keep neurons running smoothly.

E) B) and C)
F) B) and D)

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The set of glands that regulates the activities of certain organs in the body is called the _____ system.


A) autonomic
B) reticular
C) endocrine
D) somatic

E) B) and D)
F) All of the above

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In the context of the neuron structure,neurotransmitters are stored in the _____.


A) dendrites
B) cell bodies
C) terminal buttons
D) nuclei

E) A) and B)
F) All of the above

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Which of the following is true of the neurotransmitter serotonin?


A) Its deficiency is responsible for Parkinson disease.
B) Its excess is responsible for depression.
C) It is involved in the regulation of mood and attention.
D) It is not involved in the regulation of sleep.

E) A) and D)
F) C) and D)

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Discuss the key function of the neurotransmitter that is deficient in patients with anxiety disorders.

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The neurotransmitter that is deficient i...

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A neurobiologist explains to his students that the human nervous system is analogous to electrical circuits in homes.If the circuit wires are not insulated,they are likely to cause a short circuit.In this scenario,the insulation on the wires can be likened to the _____ in the neural system.


A) terminal button
B) dendrites
C) cell body
D) myelin sheath

E) B) and D)
F) B) and C)

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The neurotransmitter that is specifically involved in muscle action,learning,and memory is _____.


A) serotonin
B) gamma aminobutyric acid
C) acetylcholine
D) dopamine

E) B) and D)
F) A) and B)

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When Sam walks into his class,he does not have to think consciously about how to walk.When he gets there,he pays attention to the lecture even though it is boring and he is tired.In this scenario,the brain structure that is most likely causing these stereotyped patterns of behavior in Sam is the _____.


A) reticular formation
B) substantia nigra
C) hypothalamus
D) amygdala

E) B) and C)
F) All of the above

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Which of the following is a function of the cell body in a nerve cell?


A) It encases and insulates most axons.
B) It carries information away from the axon toward other cells.
C) It speeds up the transmission of nerve impulses.
D) It directs the manufacture of substances required for growth and maintenance of neurons.

E) A) and B)
F) A) and C)

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The release of which of the following hormones and neurotransmitters plays an important role in the experience of love and social bonding?


A) Dopamine
B) Acetylcholine
C) Serotonin
D) Oxytocin

E) C) and D)
F) A) and D)

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Michael,a researcher in the field of neuroscience,has a theory about a specific area of the brain causing difficulties in face recognition.To draw a solid causal inference,he intends to test his hypothesis on dogs by disrupting regions of their brains and examining the effects of this disruption on the dogs' face-recognition capacity.Which of the following techniques should be used by Michael to achieve his purpose?


A) Computerized axial tomography (CAT scan)
B) Magnetic resonance imaging (MRI)
C) Transcranial magnetic stimulation (TMS)
D) Functional magnetic resonance imaging (fMRI)

E) B) and D)
F) None of the above

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In the context of the cerebral hemispheres of the brain,the brain region associated with face recognition is located in the _____.


A) amygdala
B) pons
C) fusiform gyrus
D) post central gyrus

E) A) and B)
F) A) and C)

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Which of the following is true about the myelin sheath in a nerve cell?


A) It is responsible for making axons poor conductors of electricity.
B) It facilitates the transmission of nerve impulses.
C) It is usually found only around the dendrite of most neurons.
D) It directs the manufacture of substances that the neuron needs for growth and maintenance.

E) A) and B)
F) All of the above

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Depression is associated with low levels of the neurotransmitter _____.


A) acetylcholine
B) gamma aminobutyric acid (GABA)
C) dopamine
D) norepinephrine

E) A) and B)
F) A) and C)

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Lolita,a nine-year-old girl,met with an accident that led to a head injury.However,a few months later,she was able to recover from this injury.Which of the following characteristics of the nervous system most likely played a predominant role in her recovery?


A) Synapse
B) Integrity
C) Plasticity
D) Complexity

E) A) and C)
F) A) and B)

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In which of the following ways does functional magnetic resonance imaging (fMRI) detect the functioning of the brain?


A) It exploits changes in blood oxygen that occur in association with brain activity.
B) It measures the amount of glucose in various areas of the brain.
C) It studies the brain only when the brain is active.
D) It establishes a cause-effect relationship between variables associated with brain activity.

E) A) and B)
F) A) and C)

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Derek met with an accident that caused severe damage to his cerebellum.In the context of the organization of the brain,Derek is most likely to experience problems in _____ as a result of the damage.


A) breathing and heart rate
B) hearing and vision
C) speech and comprehension
D) balance and muscle coordination

E) A) and D)
F) C) and D)

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Wanda has a particular type of diabetes that requires her to inject herself with insulin every few hours.In the context of the endocrine system,which gland is most likely responsible for Wanda's diabetes?


A) Adrenal gland
B) Pituitary gland
C) Pancreas
D) Gonads

E) B) and C)
F) C) and D)

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Differentiate between acute and chronic stress.Provide an example of each type of stress.

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Student answers will vary.Stress is the ...

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