| Question | Answer |
| 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. |
