Test Bank for Neuroscience International 6th Edition – Purves | Complete Chapters | Verified Exam Questions & Answers

, Test3Bank
to3accompany
Neuroscience,3Sixth3Edition
Purves3•3Augustine3•3Fitzpatrick3•3Hall3•3LaMantia3•3Mooney3•3Platt3•3White

Chapter31:3Studying3the3Nervous3System


Multiple3Choice

1. Which3part3of3DNA3is3transcribed3into3messenger3RNA?
a. Exon
b. Intron
c. Promoter
d. Non-coding3DNA
e. Regulatory3DNA
3Answer: 3a
Textbook3Reference:3Genetics3and3Genomics3Bloom
’s3Level:32.3Understanding

2. Genomics3is3the3analysis3of
a. coding3DNA3sequences3for3a3species.
b. regulatory3DNA3sequences3for3an3individual3organism3and3a3species.
c. coding3and3regulatory3DNA3sequences3for3a3species.
d. coding3and3regulatory3DNA3sequences3for3an3individual3organism.
e. coding3and3regulatory3DNA3of3an3individual3organism3or3a3species
.3Answer:3e
Textbook3Reference:3Genetics3and3Genomics3Bloom
’s3Level:31.3Remembering

3. Which3of3Camillo3Golgi’s3contributions3enabled3Santiago3Ramón3y3Cajal3to3mak
e3observations3that3suggested3that3nerve3cells3are3discrete3entities?
a. Articulation3of3the3neuron3doctrine
b. Identifying3the3organelle3later3called3the3Golgi3apparatus
c. Development3of3a3staining3method3based3on3impregnation3with3silver3salts
d. Improving3the3understanding3of3the3pathophysiology3of3malaria
e. Articulation3of3the3reticular3theory3of3nerve3cell3communicatio
n3Answer:3c
Textbook3Reference:3Cellular3Components3of3the3Nervous3System3
Bloom’s3Level:32.3Understanding

4. The3major3proponent(s)3of3the3neuron3doctrine3was(were)
a. Camillo3Golgi.
b. Santiago3Ramón3y3Cajal.
c. Charles3Sherrington.
d. Santiago3Ramón3y3Cajal3and3Charles3Sherrington.

,e. Camillo3Golgi3and3Santiago3Ramón3y3Cajal
.3Answer:3d
Textbook3Reference:3Cellular3Components3of3the3Nervous3System3
Bloom’s3Level:31.3Remembering

5. Which3function3is3a3characteristic3primarily3of3neurons3only,3and3not3glia?
a. Transmits3action3potentials
b. Supports3electrical3signals
c. Repairs3the3nervous3system
d. Prevents3regeneration3of3the3nervous3system
e. Produces3myelin
3Answer: 3a

Textbook3Reference:3Cellular3Components3of3the3Nervous3System3
Bloom’s3Level:31.3Remembering

6. In3which3part3of3a3neuron3would3most3of3the3endoplasmic3reticulum3be3concentrated?
a. Postsynaptic3terminal
b. Presynaptic3terminal
c. Axon
d. Cell3body
e. Dendrite
3Answer: 3

d
Textbook3Reference:3Cellular3Components3of3the3Nervous3System3
Bloom’s3Level:31.3Remembering

7. Which3intracellular3component3facilitates3the3processes3of3endocytosis3and3exocytosi
s3underlying3synaptic3communication?
a. Mitochondria
b. Endoplasmic3reticulum
c. Cytoskeleton
d. Golgi3apparatus
e. Nucleus
3Answer: 3

c
Textbook3Reference:3Cellular3Components3of3the3Nervous3System3
Bloom’s3Level:32.3Understanding

8. Most3neurons3have
a. one3axon3hillock3(initial3segment).
b. multiple3axon3hillocks3(initial3segments).
c. one3dendrite.
d. one3axon3hillock3(initial3segment)3and3one3dendrite.
e. multiple3axon3hillocks3(initial3segments)3and3one3dendrite
.3Answer:3a
Textbook3Reference:3Neurons3Bloo
m’s3Level:31.3Remembering

, 9. Which3statement3best3describes3the3function3of3a3neuron3with3multiple,3highl
y3branched3dendrites3and3one3axon?
a. It3passes3information3directly3to3multiple3neurons.
b. It3cannot3integrate3information3from3multiple3neurons.
c. It3receives3information3from3only3one3other3neuron.
d. It3integrates3information3from3many3neurons.
e. The3information3it3receives3will3not3be3relayed
.3Answer:3d
Textbook3Reference:3Neurons3Bloom
’s3Level:33.3Applying

10. Which3statement3best3describes3most3neurons?
a. They3receive3information3via3axons.
b. They3transmit3information3to3other3cells3via3dendrites.
c. They3are3polarized.
d. They3conduct3signals3bidirectionally.
e. They3transmit3electrical3signals3via3cytoplasmic3continuity
.3Answer:3c
Textbook3Reference:3Neurons3Bloom
’s3Level:33.3Applying

11. Compared3with3projection3neurons,3axons3of3local3circuit3neurons3(interneurons)
a. are3longer.
b. are3shorter.
c. have3more3synapses.
d. have3more3branches.
e. reach3more3postsynaptic3neurons.
3Answer: 3b
Textbook3Reference:3Neurons
Bloom’s3Level:32.3Understanding

12. An3action3potential3is3a(n)3
change3in3the3electrical3potential3across3the3nerve3cell3membrane.
a. single
b. all-or-nothing
c. permanent
d. random
e. unidirectional
3Answer: 3b
Textbook3Reference:3Neurons3Bloo
m’s3Level:31.3Remembering

13. The3part3of3a3synapse3to3which3the3contents3of3synaptic3vesicles3bind3is3called3the
a. presynaptic3terminal.
b. synaptic3ending.
c. axon3terminal.