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WEEK 5 & 6 NEURO KNOWLEDGE CHECK EXAM WITH ANSWERS(NRNP 6540) 2024 -11
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WEEK 5 & 6 NEURO KNOWLEDGE CHECK EXAM WITHANSWERS(NRNP 6540) 2024 #11
Why is the hypothalamus important?
A. It produces enzymes known as capsacian
B. It helps combat viral disease
C. It helps release renin for relief of pain
D. It helps maintain the body's equilibrium - correct answer D
What is the first function of the nervous system?
A. Process and interpret sensory input
B. Collect sensory input from the body and external environment
C. Remove sensory input from the body
D. Respond appropriately to the sensory input - correct answer B
Where is the neurotransmitter, norepinephrine, secreted?
A. Parasympathetic preganglion
B. Sympathetic postganglion
C. Somatic nervous system
D. Parasympathetic postganglion - correct answer B
Which pathway carries sensory information toward the central nervous system?
A. Somatic
B. Ascending
C. Efferent
D. Descending - correct answer B
Which type of axon transmits a nerve impulse at the highest rate?
A. Tiny myelinated
B. Large nonmyelinated
C. Large myelinated
D. Small nonmyelinated - correct answer C
The brain receives approximately what percentage of the cardiac output?
A. 10%
B. 20%
C. 40%
D. 80% - correct answer B
Which neurotransmitter is MOSTLY excitatory?
, A. Glutamate
B. GABA
C. Serotonin
D. Endorphines - correct answer A
What pathway carries motor information away from the central nervous system?
A. Somatic
B. Ascending
C. Nociceptive
D. Descending - correct answer D
Norepinephrine produces what primary response?
A. Decreased contractility of the heart
B. Vasoconstriction
C. Release of renin from the juxtaglomerular cells
D. Sleep cycle disturbances - correct answer B
The most abundant neurotransmitter found in the brain is:
A. GABA
B. Acetylcholine
C. Histamine
D. Glutamate - correct answer D
True or False, Calcium and magnesium are involved in the release or inhibition of
neurotransmitters in the synapse
T
F - correct answer T
What happens to the neurotransmitters once they have completed their postsynaptic
functions? (SATA)
A. Neurotransmitter diffuse into the postsynaptic cell.
B. Neurotransmitters diffuse away into the extracellular milieu.
C. Neurotransmitters are taken back up by the presynaptic membrane.
D. Neurotransmitters are broken down by other neurotransmitters
E. Neurotransmitters are broken down by enzymes and recycled - correct answer B C E
Which are the two main families of neurotransmitters?
A. Amino Acids
B. Neuropeptides
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