Neuroscience 6th Edition Test Bank by Purves | 100% Correct Answers | All Chapters Solution | Updated 2024/2025 A+

TESTBANK
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, Chapter 1:Studying the Nervous System v v v v v




Multiple Choice v




1. Which part of DNA is transcribed into messenger RNA?
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a. Exon
b. Intron
c. Promoter
d. Non-coding DNA v




e. RegulatoryDNA v




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




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’s
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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 v v v v




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. v




b. Santiago Ramón y Cajal. v v v




c. Charles Sherrington. v




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




b. Supports electrical signals v v




c. Repairs the nervous system v v v




d. Prevents regeneration of the nervous system v v v v v




e. Produces myelin v




Answer: a
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Textbook Reference: Cellular Components of the Nervous System
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Bloom’s Level: 1. Remembering
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6. In which part of a neuron would most of the endoplasmic reticulum be concentrated?
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a. Postsynaptic terminal v




b. Presynapticterminal v




c. Axon
d. Cell bodyv




e. Dendrite
Answer: d
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Textbook Reference: Cellular Components of theNervous System
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Bloom’s Level: 1. Remembering
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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 v




c. Cytoskeleton
d. Golgi apparatus v




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




Bloom’sLevel: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 v v




Bloom’s Level: 3. Applying
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10. Which statement best describes most neurons? v v v v v




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. v v




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 v v




Bloom’s Level: 3. Applying
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11. Compared with projection neurons, axons of local circuit neurons (interneurons) v v v v v v v v v




a. are longer.
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b. are shorter.
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c. have more synapses.
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d. have more branches.
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e. reach morepostsynaptic neurons.
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Answer: b
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Textbook Reference: Neurons v v




Bloom’s Level: 2. Understanding v v v




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




Bloom’sLevel: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. v




b. synaptic ending. v




c. axon terminal. v