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Unit 3 test biological bases of behavior

Total questions: 50

Worksheet time: 25mins

Name
Class
Date
1.
Which type of psychologists most directly investiages the links between biological activity and our thinking behavior?
a)
behaviorist 
b)
psychotherapist 
c)
biological psychologist
d)
cognitive psychologists 
2.
Dendrites are branching extensions of 
a)
neurotransmitters
b)
endorphins
c)
neurons
d)
myelin 
3.
An axon is 
a)
a cell that serves as the basic building block of the nervous system
b)
a layer of fatty tissue that encases the fibers of many neurons
c)
an antagonist molecule that blocks neurotransmitter receptor sites
d)
the extension of a neuron that carries messages away from the cell body
4.
The longest part of a motor neuron is likely to be the 
a)
dendrite
b)
axon
c)
cell body
d)
synapse
5.
A brief electrical charge that travels down the axon of a neuron is called the
a)
synapse
b)
agonist
c)
action potential 
d)
myelin sheath 
6.
The part of a neuron that transmits neural messages to other neurons or to muscles or glands is called the 
a)
dendrite
b)
synapse
c)
association area
d)
axon 
7.
Which of the following are located exclusively within the brain and spinal cord?
a)
sensory neruons
b)
motor neurons 
c)
myelin sheath
d)
interneurons 
8.
Neurotransmitters are released from vesicles located on the knoblike terminals at the end of the 
a)
dendrites
b)
cell body
c)
axon
d)
myelin sheath 
9.
Sir Charles Sherrington observed that impulses took more time to travel a neural pathway than he might have anticipated. His observation porvided ecidence for the evidence for the exisitence of 
a)
endorphins
b)
hormones
c)
synaptic gap
d)
internerusons 
10.
A synapse is a(n) 
a)
a chemical messenger that triggers muscle contractions
b)
automatic response 
c)
neural network
d)
junction between a sending neuron and a receiving neuron 
11.
The spatial junctuons where impulses are chemically transmitted from neuron to another are called 
a)
neurotrasmitters 
b)
neural networks 
c)
syanpses
d)
axons 
12.
The chemical messengers released into spatial juntions between neurons are called 
a)
hormones
b)
neurotransmitters
c)
syanpses
d)
sensory neurons 
13.
Neurotransmitters are chemical messengers that travel across the 
a)
cell body
b)
synaptic gap 
c)
axon
d)
myelin sheath 
14.
Within a single neuron the action potential 
a)
is generated in the dendrites 
b)
will be slower if the myelin is present
c)
depends on the movement of changed calcium atoms
d)
travels in one direction toward the axon terminals 
15.
Motor neurons are an important part of the 
a)
limbic system 
b)
reticular formation
c)
peripheral nervous system
d)
brainstem 
16.
The peripheral nervous system is to sensory neurons as the central nervous system is to 
a)
motor neurons
b)
neurotransmitters
c)
interneurons
d)
the sympathetic nervous system 
17.
The somatic nervous system is a component of the ______ nervous system 
a)
peripheral 
b)
autonomic
c)
central
d)
sympathetic 
18.
Messages are transmitted from your spinal cord to your digestive system's stomach muscles by the 
a)
endocrine system 
b)
central nervous system
c)
sympathetic nervous system 
d)
somatic nervous system 
19.
When Mr. Valdez thought his 1-year-old daughter had fallen down the stairs, his heartbeat accelerated, his blood pressure rose, and he began to perspire heavily. Mr. Valdez's state of arousal was activated by his ________ nervous system.
a)
parasympatheic
b)
sympatheic 
c)
somatic 
d)
central 
20.
While you are hiking in the mountains, a rattlesnake slithers across your trail. Which of the following triggers the "flight or fight" response, increasing your heart rate and blood pressure, as you run away. 
a)
somatic nervous system
b)
sympatheic nervous system
c)
motor cortex
d)
limbic system 
21.
Sleep researchers who are interested in brainwave activity are likely to use which kind of brain scan?
a)
EEG
b)
CT
c)
fMRI
d)
PET
22.
Surgical destruction of brain tissue is called a(n)
a)
endorphine
b)
EEG
c)
synpase
d)
lesion 
23.
A brain lesions refers to _______ of brain tissue
a)
electrical stimulation
b)
X-ray photography
c)
radioactive bombbardment 
d)
destruction 
24.
Which of the following techniques would surgeons use in mapping the areas of the brain resoibsible fior specfic activities, such as movement or soeech?
a)
MRI
b)
CT
c)
EEG
d)
PET
25.
What is the difference between an MRI scan and a fMRI scan?
a)
MRI scans are able to show internal structures of the brain, fMRI scans can also show external structures
b)
MRI scans use X-rays, fMRI scans use gamma rays
c)
MRI scans measure glucose levels in the brain, fMRI scans measure oxygen 
 levels
d)
MRI scans measure brain wave acitivity, fMRI scans use a series of X-ray images to show structural deatails 
26.
Your life would be most immediately threatened if you suffered destruction of the
a)
amygdala
b)
hippocampus
c)
angular gyrus
d)
medulla
27.
Which of the following structures in the brainstem helps coordinate movements and lies above the medulla?
a)
reticular formation
b)
hippocampus
c)
pons
d)
thalamus 
28.
The medulla is to the control of _________  as the cerebellum is to the control of _________
a)
eating; sleeping
b)
breathing; walking
c)
emotion; motivation
d)
memory; attention 
29.
In which brain structure are nerves from the left side of the brain routed to the right side of the body?
a)
thalamus
b)
cerebellum
c)
amygdala
d)
brainstem 
30.
The reticular formation is located in the 
a)
brainstem
b)
limbic system
c)
sensory cortex
d)
motor cortex
31.
Your ability to experience the physical pleasure of a hot shower is most likely to be disrupted by damage to your
a)
corpus callosum
b)
angular gyrus 
c)
amygdala
d)
thalamus 
32.
Wguch brain structure relays information from the eyes to the visual cortex
a)
thalamus
b)
amaydala
c)
medulla
d)
cerebellum 
33.
Which brain structure receives information from all the senses excpet smell 
a)
hippocampus
b)
amygdala
c)
pons
d)
thalamus 
34.
We are usually least consciously aware of the processes and functions of which brain structure?
a)
cerebral cortex
b)
motor cortex
c)
sensor cortex
d)
brainstem 
35.
Which of the following is the component of the limbic system that plays an essential role in the processing of new memories?
a)
hypothalamus
b)
thalamus
c)
hippocampus
d)
medulla 
36.
**If professor Kosiba lesions the amydala of a laboratory rat, the rat will most likely become
a)
hungry
b)
sexually aroused
c)
physically uncoordinated
d)
less aggressive 
37.
Addictive drug cravings are likely to be associated with reward centers in the 
a)
thalamus
b)
cerebellum
c)
reticular formation
d)
limbic system 
38.
Nerve cells in the brain receive life-supporting nutrients and insulating myelin from
a)
gial cells
b)
neurotransmitters
c)
motor neurons
d)
hormones 
39.
Which lobes of the brain receive the imput that enables you to feel someone scrating your back?
a)
parietal
b)
temporal
c)
occipital
d)
frontoal 
40.
In 1848, Phineas Gage, a railroad contruction foreman, survived when an explosion drove an iron rod through his head. The once friendly, soft--spoken gage spoken gage became urritable and dishionost. Gage's case provided evidence that which region of the brain plays a role in personality and behavior?
a)
temporal lobes
b)
sensory cortex
c)
frontal lobes 
d)
partietal lobes 
41.
When people disucss the "nature vs. nurture" controversy, Nature refers to __________ and nurture refers to ___________.
a)
genes; heredity
b)
chromosomes; genetics
c)
biology; enviroment
d)
DNA; hormones 
42.
Compared with identical twins, fraternal twins are 
a)
less likely to be the same sex and more likely 
b)
more likely to be the same sex and more likely to be similar in extraversion
c)
more likely to be the same sex and less likely to be similar in extraverson 
d)
less likely to be the same sex and less likely to be similar in extraversion 
43.
Identical twins seperated at birth would most likely have similar 
a)
political ideas
b)
religious beleifs
c)
personality 
d)
norms 
44.
To estimate trait heritability, researchers are most likely to use 
a)
cloning
b)
natural selection
c)
interaction
d)
twin studies
45.
Who are the most likely to show similar personalities?
a)
Ruth and Romona-indentical twins
b)
philip and paul-fraternal twins 
c)
larry and laura- brother and sister 
d)
elizabeth and betsey- mother and daughter 
46.
The diversity of human traits in enabled by our
a)
individualism
b)
chromosomes 
c)
natural selection
d)
adaptive capacity 
47.
People have always responded to Alyssa's good looks that she has developed socially confident and outgoing personality. This best illustrates
a)
the impact of personality on gender identitiy 
b)
the idea of gender and social roles are complementary 
c)
the interaction of nature vs. nurture
d)
the reciporcal influence of norms and roles 
48.
Evolutionary psycology studies the evolution of behavior and the mind using principles 
a)
humanism
b)
behaviorism
c)
naurtalistic observation
d)
natural selection
49.
Natural selectiona cts on 
a)
proteins 
b)
cells
c)
individuals
d)
populations
50.
Males in their _____ are most likely to be sexually attracted to women who are several years older tather than severla years younger than them
a)
teens
b)
twenties
c)
thirties
d)
forties