Psychopharmacology; Final Competency Certification Study Guide Exam Questions with Certified for Accuracy Answers 2024/2025
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Course
Psychopharmacology
Institution
Psychopharmacology
Psychopharmacology; Final Competency Certification Study Guide Exam Questions with Certified for Accuracy Answers 2024/2025
Proteins, such as receptors and enzymes, are synthesized in the cytoplasm of the soma in a process called
A. transport
B. translation
C. transcription
D. regulation - c...
Psychopharmacology; Final Competency
Certification Study Guide Exam
Questions with Certified for Accuracy
Answers 2024/2025
Proteins, such as receptors and enzymes, are synthesized in the cytoplasm of the soma
in a process called
A. transport
B. translation
C. transcription
D. regulation - correct answer B.
Epigenetics changes affect gene expression by ___ and by ___.
A. DNA methylation; chromatin remodeling
B. breaking down chromatin; blocking transcription
C. remodeling transcription factors; blocking translation
D. blocking translation; DNA methylation - correct answer A.
In a myelinated axon, action potentials are regenerated
A. at gaps in the myelin known as nodes of Ranvier
B. at the axon hillock
C. at the terminal buttons
D. all along the axon - correct answer A.
Neurons responsible for converting environmental stimuli into neural signals are known
as
A. pyramidal cells
B. motor neurons
,C. interneurons
D. sensory neurons - correct answer D.
___are long strands of DNA divided into smaller portions called ___, which code for
specific proteins.
A. Chromosomes; genes
B. Genes; chromosomes
C. Genes; ribosomes
D. Transcription factors; genes - correct answer A.
Neurons can be categorized by all of the following EXCEPT by
A. which neurotransmitters they release
B. the size of the action potentials they generate
C. their morphology
D. their function (e.g., sensory versus motor) - correct answer B.
Which of the following statements about action potentials is false?
A. they are generated at the axon hillock
B. they move via saltatory conduction in myelinated axons
C. extreme excitation will result in a very large action potential
D. they are considered all or none - correct answer C.
What kind of information is carried by the central roots of the spinal cord?
A. motor and sensory information
B. proprioceptive information from joints and muscles
C. sensory information from muscles and skin
D. motor information to muscles - correct answer D.
,The sympathetic nervous system is responsible for ___ functions and uses ___ as its
neurotransmitter(s)
A. fight or flight; acetylcholine and norepinephrine
B. energy conservation; acetylcholine and norepinephrine
C. energy conservation; acetylcholine
D. fight or flight; acetylcholine - correct answer A.
Which of the following most accurately describes the process involved in protein
synthesis?
A. transcription factors activate promoter region - translation by ribosomes -
transcription by mRNA
B. Transcription by mRNA -transcription factors activate promoter region - translation by
ribosomes
C. transcription factors activate promoter region - Transcription by mRNA - translation
by ribosomes - correct answer C.
During the ___ period, no additional action potentials can be created.
A. absolute refractory
B. integration
C. relative refractory
D. conduction - correct answer A.
Summation of local potentials can lead to a(n) ___ at the axon hillock if the ___ is
reached
A. action potential; threshold
B. equilibrium potential; threshold
C. local potential; equilibrium potential
D. action potential; equilibrium potential - correct answer A.
Action potentials are first generated at the axon hillock because this is where ___ are
located
, A. non-gated K+ channels
B. Na+/K+ pumps
C. transporters
D. voltage-gated Na+ channels - correct answer D.
Which of the following about the myelin sheath is FALSE?
A. it increases the speed of signal conduction along the axon
B. it is found on all neurons
C. it is produced by glial cells
D. it saves energy - correct answer B.
Mitochondria are responsible for generating ___ for the cell in the form of ____
A. energy; glucose
B. energy; ATP
C. cytoplasm; ATP
D. cytoplasm; glucose - correct answer B.
At the equilibrium potential, the two forces acting on ions are in balance. These forces
are the __ and the ___
A. concentration gradient; action potential
B. Na+/K+ pump; electrostatic gradient
C. Na+/K+ pump/ threshold
D. concentration gradient; electrostatic pressure - correct answer D.
Axonal transport of proteins occurs along a track formed by
A. anterograde cytoskeleton
B. retrograde cytoskeleton
C. microtubules
D. neurofilaments - correct answer C.
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