Test Bank - Neuroscience 7th Edition (Augustine), Chapter 1 - 34 > Download as Pdf File Questions And Answers A+GRADED

, Chapter 1: Studying the Nervous System
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Multiple Choice nm




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


e. Regulatory DN nm


A Answer: a
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Textbook Reference: Genetics and Genomics Bloo
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m’s Level: 2. Understanding
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2. Genomics is the analysis of nm nm nm nm


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 spe
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cies. Answer: e
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Textbook Reference: Genetics and Genomics Bloo
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m’s Level: 1. Remembering
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3. Which of Camillo Golgi’s contributions enabled Santiago Ramón y Cajal to
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make observations that suggested that nerve cells are discrete entities?
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a. Articulation of the neuron doctrine nm nm nm nm


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 communicat
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ion Answer: c
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Textbook Reference: Cellular Components of the Nervous Syste
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m 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. nm


b. Santiago Ramón y Cajal. nm nm nm


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 Caj
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al. Answer: d
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Textbook Reference: Cellular Components of the Nervous Syste
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m 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 nm nm


b. Supports electrical signals nm nm


c. Repairs the nervous system nm nm nm


d. Prevents regeneration of the nervous system
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e. Produces myeli nm


n Answer: a
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Textbook Reference: Cellular Components of the Nervous Syste
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m 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 nm


b. Presynaptic terminal nm


c. Axon
d. Cell body nm


e. Dendrite
Answer:
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d
Textbook Reference: Cellular Components of the Nervous Syste
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m Bloom’s Level: 1. Remembering
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7. Which intracellular component facilitates the processes of endocytosis and exocyt
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osis underlying synaptic communication?
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a. Mitochondria
b. Endoplasmic reticulum nm


c. Cytoskeleton
d. Golgi apparatus nm


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


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


d. one axon hillock (initial segment) and one dendrite.
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e. multiple axon hillocks (initial segments) and one dendri
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te. Answer: a
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Textbook Reference: Neurons Bloonm nm nm


m’s Level: 1. Remembering
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, 9. Which statement best describes the function of a neuron with multiple, hi
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ghly 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 relay
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ed. Answer: d
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Textbook Reference: Neurons Bloo nm nm nm


m’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. nm nm


d. They conduct signals bidirectionally.
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e. They transmit electrical signals via cytoplasmic continuit
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y. Answer: c
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Textbook Reference: Neurons Bloo nm nm nm


m’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. nm


b. are shorter. nm


c. have more synapses. nm nm


d. have more branches. nm nm


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


Bloom’s Level: 2. Understanding nm nm nm




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
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Textbook Reference: Neurons Bloo nm nm nm


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. nm


b. synaptic ending. nm


c. axon terminal. nm