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Neuroscience and Beh

chapter 2

QuestionAnswer
Messages from other neurons and sensory receptors: A) are relayed by glial cells to the correct node of Ranvier. B) can close the synaptic gap. C) are received by the dendrites. D) are collected by the synaptic vesicles. C) are received by the dendrites.
The resting potential is: A) about -70 millivolts. B) the length of time that a neuron is incapable of activating after an action potential. C) the term used to describe how the sympathetic nervous system reduces arousal and conserves energy. A) about -70 millivolts
During the action potential: A)the language activity of the right hemisphere is suppressed. B) sodium ions rush into the interior of the axon. C) L-dopa is continuously released by the postsynaptic neuron. B) sodium ions rush into the interior of the axon.
Reuptake occurs when: A) hormones continuously affect the target organ. B) neurotransmitter molecules are reabsorbed by the presynaptic neuron. C) brain molecules are bombarded by magnetic waves. B) neurotransmitter molecules are reabsorbed by the presynaptic neuron.
Reduced brain levels of the neurotransmitter called _________ are involved in the progressive memory loss that characterizes Alzheimer's disease. A) oxytocin B) dopamine C) acetylcholine D) melatonin C) acetylcholine
epinephrine and norepinephrine are manufactured by the _______ in the _______. A) ventricles; brain B) sensory neurons; somatic nervous system C) adrenal glands; endocrine system D) dendrites; synaptic gap C) adrenal glands; endocrine system
The __________ functions as the main link between the nervous system and the endocrine system. A) hypothalamus B) amygdala C) adrenal medulla D) adrenal cortex A) hypothalamus
The ________ lobe is involved in a person's ability to plan, initiate, and carry out voluntary movements and actions. A) temporal B) somatosensory C) frontal D) parietal C) frontal
Structural plasticity: A) is a brain disorder that results from abnormally low levels of the neurotransmitter called dopamine. B) refers to a phenomenon in which brain structures change in response to environmental influences. B)to a phenomenon in which brain structures change in response to environmental influences.
Petro is unable to articulate ideas or understand spoken or written language because of brain damage. Petro suffers from: A) aphasia. B) naloxone deficiency. aphasia.
Psychologist Roger Sperry is best known for: his studies of split-brain patients.
The three types of neurons are: sensory, motor, and interneurons.
In general, neural messages are received by the ________ and transmitted by the_________. dendrites; axon
When neurotransmitters communicate an inhibitory message to the postsynaptic neuron: the postsynaptic neuron is less likely to activate.
Many addictive drugs, including cocaine and nicotine, increase levels of _______ in the brain. dopamine
The development of new neurons in the brain is called: neurogenesis
The brainstem is made up of several structures, which include the: medulla pons, cerebellum, reticular formation and midbrain, including the substantia nigra.
Which of the following is part of the limbic system and is involved in emotional responses and memories with a strong emotional component? A) the medulla B) the hypothalamus C) the amygdala D) the thalamus C) the amygdala
Most left-handed people: A) are bilateral, using both hemispheres equally for virtually all tasks, including speech and language tasks. B) are right-hemisphere dominant for language in their childhood but become increasingly more left-hemisphere dominan C)are left-hemisphere dominant for language, like most right-handed people.
The __________ functions as the main link between the nervous system and the endocrine system. A) hypothalamus B) amygdala C) adrenal medulla D) adrenal cortex A) hypothalamus
The ________ lobe is involved in a person's ability to plan, initiate, and carry out voluntary movements and actions. A) temporal B) somatosensory C) frontal D) parietal C) frontal
Structural plasticity: A) is a brain disorder that results from abnormally low levels of the neurotransmitter called dopamine. B) refers to a phenomenon in which brain structures change in response to environmental influences. B)to a phenomenon in which brain structures change in response to environmental influences.
Petro is unable to articulate ideas or understand spoken or written language because of brain damage. Petro suffers from: A) aphasia. B) naloxone deficiency. C) Parkinson's disease. D) Alzheimer's disease. aphasia.
Psychologist Roger Sperry is best known for: A) his studies of split-brain patients. B) his efforts to debunk the pseudoscientific claims of phrenology. C) identifying the specific brain areas involved in different forms of aphasia. A) his studies of split-brain patients.
The three types of neurons are: sensory, motor, and interneurons.
In general, neural messages are received by the ________ and transmitted by the_________. D) dendrites; axon
When neurotransmitters communicate an inhibitory message to the postsynaptic neuron: A) the postsynaptic neuron is less likely to activate. B) reuptake is inhibited. C) the action potential is canceled out. A) the postsynaptic neuron is less likely to activate.
Many addictive drugs, including cocaine and nicotine, increase levels of _______ in the brain. A) dopamine
The development of new neurons in the brain is called: neurogenesis
The brainstem is made up of several structures, which include the: medulla pons, cerebellum, reticular formation and midbrain, including the substantia nigra.
Which of the following is part of the limbic system and is involved in emotional responses and memories with a strong emotional component? A) the medulla B) the hypothalamus C) the amygdala D) the thalamus C) the amygdala
Most left-handed people: A) are bilateral, using both hemispheres equally for virtually all tasks, including speech and language tasks. B) are right-hemisphere dominant for language in their childhood but become increasingly more left-hemisphere dominan C)are left-hemisphere dominant for language, like most right-handed people.
Created by: valissa.conlee on 2013-04-02



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