Psychology 101 - General Psychology » Spring 2022 » Quiz 2 Biology & Psychology

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Question #1
Behavioral geneticists are primarily interested in:
A.   natural selection and the evolution of genes.
B.   studying the interaction between genes and the environment
C.   proving that genes have the strongest influence on behavior.
D.   discovering how genes control behaviors.
Question #2
The somatic nervous system processes information between the central nervous system and one’s
A.   internal organs.
B.   eyes, ears, nose, and mouth.
C.   skin, muscles, and joints.
D.   glands.
Question #3
The site where communication occurs between neurons through the release of chemicals is called the:
A.   dendrite.
B.   axon.
C.   cell body.
D.   synapse.
Question #4
Drugs that increase the effects of the neurotransmitter GABA:
A.   are used to treat anxiety.
B.   improve motor control.
C.   reduce the symptoms of depression.
D.   may cause seizures.
Question #5
In the nervous system, the job of the axons is to ________ other neurons.
A.   detect information from
B.   transmit action potentials to
C.   release neurotransmitters to
D.   integrate information from
Question #6
Chemical substances that carry messages from one neuron to the next are called:
A.   antagonists.
B.   agonists.
C.   hormones.
D.   neurotransmitters.
Question #7
Neurons are able to communicate when:
A.   electric signals connect across the synapse to the adjacent neuron.
B.   neurotransmitters cross the synapse and bind with receptors on the postsynaptic dendrite.
C.   chemical elements released into the synapse are converted to neurotransmitters that bind with receptors.
D.   terminal buttons plug into receptor sites on adjacent dendrites.
Question #8
Yves has been drinking. He has difficulty walking a straight line when asked to do so by a police officer. Apparently, Yves’s ________ has been affected by the alcohol.
A.   thalamus
B.   amygdala
C.   hippocampus
D.   cerebellum
Question #9
Lisa has problems sleeping, so she goes to a sleep clinic. At the clinic the researchers measure her brain’s electrical activity as she sleeps by using the technique of:
A.   functional magnetic resonance imaging (fMRI).
B.   phrenology.
C.   transcranial magnetic stimulation (TMS).
D.   electroencephalographs (EEGs).
Question #10
Which of the following is NOT a modern method for accurately measuring brain activity?
A.   phrenology
B.   an electroencephalograph
C.   functional magnetic resonance imaging
D.   transcranial magnetic stimulation
Question #11
The communication system in your body by which hormones influence thoughts, behaviors, and actions is the ________ system.
A.   sympathetic
B.   endocrine
C.   somatic nervous
D.   parasympathetic
Question #12
One part of the neuron covers and protects it much like insulation protects water pipes so that they do not freeze in winter. In a neuron this protective covering is called:
A.   the axon.
B.   a dendrite.
C.   the terminal button.
D.   the myelin sheath.
Question #13
The hypothalamus is a brain structure that is important in:
A.   synthesizing incoming information.
B.   regulating bodily functions.
C.   regulating emotions.
D.   thinking.
Question #14
Mandy is extremely depressed and is prescribed a drug to alleviate her depression. The drug would likely affect the neurotransmitter:
A.   acetylcholine.
B.   epinephrine.
C.   serotonin.
D.   dopamine.
Question #15
As a blind child, Ben Underwood taught himself to make a clicking sound that would bounce off objects in the surrounding environment in order to navigate the world around him without sight. Which of the following terms best describes why Ben was able to change how his brain was wired to “see” through his hearing?
A.   plasticity
B.   epigenetics
C.   neural pruning
D.   neurogenesis

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