Behavioral Neuroscience Final Exam 1 Questions And All Correct Answers.
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Course
Behavioral neuroscience
Institution
Behavioral Neuroscience
The ability of the brain in development and in adulthood to be changed by environmental inputs is called - Answer neuroplasticity
Which question reflects a perspective from the field of evolutionary psychology? - Answer How are hormones involved in mating in different species of mammals?
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Behavioral Neuroscience Final Exam 1
Questions And All Correct Answers.
The ability of the brain in development and in adulthood to be changed by environmental inputs is called
- Answer neuroplasticity
Which question reflects a perspective from the field of evolutionary psychology? - Answer How are
hormones involved in mating in different species of mammals?
An experiment in which an chimp's brain activity is mapped (recorded) following exposure to a particular
visual stimulus is an example of a - Answer behavioral intervention.
Which of the following would be a correlational study? - Answer Measuring the amount of sleep
people get each night and their grades.
The measurable co-occurrence of a behavior and somatic change is a - Answer correlation
Scientific explanations usually involve analysis on a simpler or more basic level of organization than that
of the structure or function to be explained. This approach is known as - Answer reductionism
Which of the following statements is false? - Answer People are either "right-brained" or "left-brained."
In a hypothetical study, persons with schizophrenia received either antipsychotic medication or
cognitive-behavioral therapy. The researchers recorded how many hallucinations the patients had before
and after treatment. What are the independent (IV) and dependent (DV) variables? - Answer IV: type of
treatment; DV: number of hallucinations
The most common type of neuron in vertebrates is the _______ neuron. - Answer multipolar
What kind of information is carried by the ventral roots of the spinal cord? - Answer Motor information
to muscles
,Which of the following is true regarding myelination? - Answer myelination provides for increased
speed of conduction down the axon
The two cerebral hemispheres are connected by - Answer the corpus callosum
The basal ganglia are particularly implicated in - Answer movement
After suffering from a head injury, Janice no longer displays fear and has trouble learning new things.
What area of her brain was likely damaged? - Answer limbic system
The brain and spinal cord are wrapped in protective membranes known collectively as the - Answer
meninges
Liam sees a giant spider. This is a likely result of seeing the spider: - Answer increase in norepinephrine
release
Upon reaching the threshold for an action potential, the next step in its generation is the opening of
_______ - Answer Na+ channels
The temporary hyperpolarization that occurs at the end of the action potential is caused by the - Answer
slower closing of the K+ channels.
The absolute refractory period refers to the brief period of time - Answer after a neuron has fired an
action potential during which the same neuron cannot fire another action potential.
Postsynaptic potentials are a type of - Answer graded potential.
A ligand of the acetylcholine receptor is a substance that - Answer binds to it.
, Which of the following events are presented in correct chronological order? - Answer Action potential
reaches axon terminal, calcium ion influx, exocytosis of neurotransmitter, binding of neurotransmitter to
receptor
A particular electrical signal being transmitted to a neuron is sufficient to generate an action potential. If
the magnitude of the incoming electrical signal is doubled, the action potential will ________. - Answer
undergo no changes in strength, speed, or duration
neurotransmitter is released and binds to a receptor. What will occur next? - Answer it depends on the
type of neurotransmitter and the type of receptor
Which of the following about metabotropic receptors is true? - Answer - They can cause larger-scale
responses inside cells.
- They depend on second messenger systems.
- They can affect gene expression.
If a newly developed drug is found to bind to serotonin receptors and activate them, the drug is
classified as a(n) - Answer agonist
Down-regulation is the process by which - Answer excessive transmitter molecules are available to the
receptors over a period of time, causing a decrease in the number of receptor sites.
All the drugs that can result in addiction share a similar attribute: - Answer They stimulate the release
of dopamine from the VTA into the nucleus accumbens
Drugs that are effective in reducing the symptoms of schizophrenia are known as - Answer
antipsychotics.
If a drug were to block Ca+ channels, what would occur? - Answer there would not be release of
neurotransmitter
_____ competes with adenosine to bind to autoreceptors, resulting in increased ________ release. -
Answer Caffeine; dopamine
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