Test Bank For Neuroscience 7th Edition by Purves, All Chapters 1-34 | Latest Edition 2025

, Chapter 1: Studying the Nervous System
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Multiple Choice %




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


e. Regulatory DNA %


%Answer: a %


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


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 mak
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e observations that suggested that nerve cells are discrete entities?
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a. Articulation of the neuron doctrine % % % %


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 communicatio
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n 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. %


b. Santiago Ramón y Cajal. % % %


c. Charles Sherrington.
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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 %


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 % %


b. Supports electrical signals % %


c. Repairs the nervous system % % %


d. Prevents regeneration of the nervous system
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e. Produces myelin %


%Answer: a %


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 %


b. Presynaptic terminal %


c. Axon
d. Cell body %


e. Dendrite
%Answer: d %


Textbook Reference: Cellular Components of the Nervous System
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Bloom’s Level: 1. Remembering
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7. Which intracellular component facilitates the processes of endocytosis and exocytosi
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s underlying synaptic communication?
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a. Mitochondria
b. Endoplasmic reticulum %


c. Cytoskeleton
d. Golgi apparatus %


e. Nucleus
%Answer: %


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 % %


a. one axon hillock (initial segment).
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b. multiple axon hillocks (initial segments).
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c. one dendrite.%


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% % %


m’s Level: 1. Remembering
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, 9. Which statement best describes the function of a neuron with multiple, highl
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y 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
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’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.
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d. They conduct signals bidirectionally.
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e. They transmit electrical signals via cytoplasmic continuity.
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%Answer: c %


Textbook Reference: Neurons Bloom
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’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.
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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 more postsynaptic neurons.
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%Answer: b %


Textbook Reference: Neurons % %


Bloom’s Level: 2. Understanding
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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
%Answer: b %


Textbook Reference: Neurons Bloo% % %


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. %


b. synaptic ending. %


c. axon terminal. %