Chapter three homework

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Chapter three homework – Psych 201
Name: __________________________
Section:___________
1. Information is received by a neuron through the ____ and is transmitted toward
other neurons through the ____.
a. Dendrites; soma
b. Dendrites; axon
c. Axon; dendrites
d. Soma; axon
2. Dr. Seelig has just discovered a new drug named BXY79 that produces
schizophrenic-like side effects. Based on this information, Dr. Seelig’s drug may
be acting as an
a. Agonist for dopamine
b. Agonist for GABA
c. Antagonist for GABA
d. Antagonist for dopamine
a.
b.
c.
d.
3. Abnormalities at norepinephrine and serotonin synapses appear to play a role in
which of the following?
hyperactivity
depression
high anxiety
increased appetite
4. Brenda was startled when a large shadow unexpectedly passed across her living
room window. When she realized it was just a cloud passing in front of the full
moon her racing heart began to slow down, and her blood pressure returned to
normal. These physical reactions (the return to normal) were triggered by
Brenda’s
a. Parasympathetic nervous system
b. Somatic nervous system
c. Sympathetic nervous system
d. hippocampus
5. Donavon was adopted at birth by Mr. and Mrs. Erndt. Although neither of his
biological parents had much musical ability, Donavon became an excellent pianist
just like Mr. Erndt. This information could be used as evidence to suggest that
a. Environmental factors have more influence than genetic factors in musical talent
b. Both genetic and environmental factors contribute equally to musical talent
c. Genetic factors have more influence than environmental factors in musical talent
d. Neither genetic nor environmental factors contribute to musical talent
6.
a.
b.
c.
d.
The largest and most complex part of the human brain is the
medulla
cerebrum
cerebellum
hypothalamus
7.
a.
b.
c.
d.
Broca’s area plays an important role in
Bodily movement
memory
production of speech
comprehension of speech
8. For the majority of people the right hemisphere is superior on all of the following
types of tasks except
a. Visual recognition
b. Musical tasks
c. Spatial tasks
d. reading
9. Londra and Sondra are identical twins who have been raised in the same home.
Londra has developed a psychological disorder, but Sondra does not appear to
have the same disorder. This information could be used as evidence to suggest
that
a. Genetic factors have more influence than environmental factors in this disorder
b. Environmental factors have more influence than genetic factors in this disorder
c. Both genetic and environmental factors contribute equally to this disorder
d. Neither genetic nor environmental factors contribute to this disorder
10. An inherited characteristic that, through natural selection, increases in a
population because it helps to solve a survival problem and the time it emerges, is
called
a. An adaptation
b. A genetic mutation
c. A dominant gene
d. A homozygous pairing
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