Test Bank to accompany Neuroscience, Sixth Edition by Dale Purves // 9780878937257 // Complete Guide Chapter 1-34| Latest Test Bank 100% Verified Answers with rationales | LATEST

Test Bank fh


to accompany fh


Neuroscience, Sixth Edition fh fh


Purves • Augustine • Fitzpatrick • H
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all • LaMantia • Mooney • Platt • White
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Chapter 1: Studying the Nervous System
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Multiple Choice
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1. Which part of DNA is transcribed into messenger RNA?
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a. Exon
b. Intron

,c. Promoter
d. Non-coding DNA fh


e. Regulatory DNA fh


Answer: a
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Textbook Reference: Genetics and Genomics Bloom’
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s Level: 2. Understanding
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2. Genomics is the analysis of fh fh fh fh


a. coding DNA sequences for a species.
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b. regulatory DNA sequences for an individual organism and a species.
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c. coding and regulatory DNA sequences for a species.
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d. coding and regulatory DNA sequences for an individual organism.
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e. coding and regulatory DNA of an individual organism or a species.
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Answer: e
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Textbook Reference: Genetics and Genomics Bloom’
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s Level: 1. Remembering
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3. Which of Camillo Golgi’s contributions enabled Santiago Ramón y Cajal to make
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observations that suggested that nerve cells are discrete entities?
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a. Articulation of the neuron doctrine fh fh fh fh


b. Identifying the organelle later called the Golgi apparatus
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c. Development of a staining method based on impregnation with silver salts
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d. Improving the understanding of the pathophysiology of malaria
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e. Articulation of the reticular theory of nerve cell communication
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Answer: c
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Textbook Reference: Cellular Components of the Nervous System
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Bloom’s Level: 2. Understanding
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4. The major proponent(s) of the neuron doctrine was(were)
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a. Camillo Golgi. fh


b. Santiago Ramón y Cajal. fh fh fh


c. Charles Sherrington. fh


d. Santiago Ramón y Cajal and Charles Sherrington.
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,e. Camillo Golgi and Santiago Ramón y Cajal.
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Answer: d
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Textbook Reference: Cellular Components of the Nervous System
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Bloom’s Level: 1. Remembering fh fh fh




5. Which function is a characteristic primarily of neurons only, and not glia?
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a. Transmits action potentials fh fh


b. Supports electrical signals fh fh


c. Repairs the nervous system fh fh fh


d. Prevents regeneration of the nervous systemfh fh fh fh fh


e. Produces myelin fh


Answer: a
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Textbook Reference: Cellular Components of the Nervous System
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Bloom’s Level: 1. Remembering fh fh fh




6. In which part of a neuron would most of the endoplasmic reticulum be concentrated?
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a. Postsynaptic terminal fh


b. Presynaptic terminal fh


c. Axon
d. Cell body fh


e. Dendrite
Answer: d
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Textbook Reference: Cellular Components of the Nervous System
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Bloom’s Level: 1. Remembering fh fh fh




7. Which intracellular component facilitates the processes of endocytosis and exocytosis
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underlying synaptic communication?
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a. Mitochondria
b. Endoplasmic reticulum fh


c. Cytoskeleton
d. Golgi apparatus fh


e. Nucleus
Answer:
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c
Textbook Reference: Cellular Components of the Nervous System
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Bloom’s Level: 2. Understanding
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8. Most neurons have fh fh


a. one axon hillock (initial segment).
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b. multiple axon hillocks (initial segments).
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c. one dendrite.
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d. one axon hillock (initial segment) and one dendrite.
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e. multiple axon hillocks (initial segments) and one dendrite.
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Answer: a
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Textbook Reference: Neurons Bloo fh fh fh


m’s Level: 1. Remembering
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, 9. Which statement best describes the function of a neuron with multiple, highly
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branched dendrites and one axon?
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a. It passes information directly to multiple neurons.
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b. It cannot integrate information from multiple neurons.
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c. It receives information from only one other neuron.
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d. It integrates information from many neurons.
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e. The information it receives will not be relayed.
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Answer: d
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Textbook Reference: Neurons Bloom fh fh fh


’s Level: 3. Applying
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10. Which statement best describes most neurons?
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a. They receive information via axons.
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b. They transmit information to other cells via dendrites.
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c. They are polarized. fh fh


d. They conduct signals bidirectionally.
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e. They transmit electrical signals via cytoplasmic continuity.
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Answer: c
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Textbook Reference: Neurons Bloom fh fh fh


’s Level: 3. Applying
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11. Compared with projection neurons, axons of local circuit neurons (interneurons)
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a. are longer. fh


b. are shorter. fh


c. have more synapses. fh fh


d. have more branches. fh fh


e. reach more postsynaptic neurons.
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Answer: b
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Textbook Reference: Neurons fh fh


Bloom’s Level: 2. Understanding fh fh fh




12. An action potential is a(n)
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change in the electrical potential across the nerve cell membrane.
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a. single
b. all-or-nothing
c. permanent
d. random
e. unidirectional f


Answer: b
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Textbook Reference: Neurons Bloo fh fh fh


m’s Level: 1. Remembering
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13. The part of a synapse to which the contents of synaptic vesicles bind is called the
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a. presynaptic terminal. fh


b. synaptic ending. fh


c. axon terminal. fh