verified answers
1. the nineteenth-century theory that bumps on the skull reveal a person's
abilities and traits is called
a. evolutionary psychology
b. behavior genetics
c. molecular biology
d. biological psychology
e. phrenology: e. phrenology
2. who believed that bumps on the skull reveal mental abilities and character
traits?
a. sir charles sherrington
b. stephen kasslyn
c. franz gall
d. candace pert
e. solomon snyder: c. franz gall
3. professor seif conducts research on the relationship between the limbic sys-
tem and sexual motivation. her research interests best represent the psycho-
logical specialty known as
a. behaviorism
b. biologicial psychology
c. psychoanalysis
d. myelin
e. behavior genetics: b. biological psychology
4. your friend is taking her first psychology class. she comes to you saying,
"i dont understand why we are studying the brain; i thought this was a psy-
chology class." because of your background in psychology, your best response
should be
a. "its been known since aristotle's time that the brain is the center of intelli-
gence and thought."
b. "phrenologists established the importance of studying the physical brain to
understand mental abilities."
c. "science has demonstrated that plato's belief in the heart as the origin of
emotion is correct."
, ap psych unit 3 test bank exam complete questions and
verified answers
d. "everything psychological is simultaneously biological."
e. being able to name the parts of the brain helps us to understand the basis
of behavior.": d. "everything psychological is simultaneously biological."
5. which type of psychologist most directly investigates the links between bio-
logical activity and our thinking and behaviors?
a. behaviorist
b. psychotherapist
c. biological psychologist
d. cognitive psychologist
e. psychometrician: c. biological psychologist
6. dendrites are branching extensions of
a. neurotransmitters
b. endorphins
c. neurons
d. myelin
e. endocrine glands: c. neurons
7. the function of dendrites is to
a. receive incoming signals from other neurons
b. release neurotransmitters into the spatial junctions between neurons
c. coordinate the activation of the parasympathetic and sympathetic nervous
systems
d. control pain through the release of opiate-like chemicals into the brain
e. transmit signals to other neurons: a. receive incoming signals from other neurons
8. an axon is
a. a cell that seves 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
e. a junction between a sending and receiving neuron: d. the extension of a neuron that
carries messages away from the cell body
9. the longest part of a neuron is likely to be the
a. dendrite
, ap psych unit 3 test bank exam complete questions and
verified answers
b. axon
c. cell body
d. synapse
e. neurotransmitter: b. axon
10. in transmitting sensory information to the brain, an electrical signal travels
from the of a single neuron
a. cell body to the axon to the dendrites
b. dentrites to the axon to the cell body
c. axon to the cell body to the dendrites
d. dendrites to the cell body to the axon
e. axon to the dentrites to the cell body: d. dendrites to the cell body to the axon
11. the speed at which a neural impulse travels increased when the axon is
encased by a(n)
a. sympathetic nerve
b. myelin sheath
c. endocrine gland
d. pituitary gland
e. synaptic vesicle: b. myelin sheath
12. 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
e. refractory period: c. action potential
13. 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
e. cell body: d. axon
, ap psych unit 3 test bank exam complete questions and
verified answers
14. the slowdown of neural communication in multiple sclerosis involves a de-
generation of the
a. thresholds
b. dendrites
c. endocrine gland
d. myelin sheath
e. pituitary gland: d. myelin sheath
15. which of the following are located exclusively within the brain and spinal
cord?
a. sensory neurons
b. motor neurons
c. myelin sheath
d. interneurons
e. axons: d. interneurons
16. as you are reading this question, the cells in your eyes are firing in response
to the light coming form this paper. which type of neuron is carrying this
message to the brain?
a. interneuron
b. sensory
c. presynaptic
d. motor
e. efferent: b. sensory
17. the movement of positively charged ions across the membrane of a neuron
can produce a(n)
a. aciton potential
b. synapse
c. neurotransmitters
d. myelin sheath
e. interneuron: a. action potential
18. the depolarization of a neural membrane can create a(n)
a. action potential
b. myelin sheath