NURS 751 midterm EXAM QUESTIONS WITH ANSWERS

NURS 751 midterm EXAM QUESTIONS |\ |\ |\ |\ |\




WITH ANSWERS |\




CNS (central nervous system) - CORRECT ANSWERS ✔✔consists
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of the brain and spinal cord
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PNS (peripheral nervous system) - CORRECT ANSWERS ✔✔the
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sensory and motor neurons that connect the CNS to the rest of
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the body
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-Autonomic- internal involuntary funct. |\ |\ |\




-Somatic- voluntary |\




Frontal lobe function - CORRECT ANSWERS ✔✔associated with
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reasoning, planning, parts of speech, movement, emotions, and
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problem solving |\




-problem- personality changes |\ |\




temporal lobe function - CORRECT ANSWERS ✔✔auditory,
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receptive speech (werniche) |\ |\




occipital lobe function - CORRECT ANSWERS ✔✔vision
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parietal lobe function - CORRECT ANSWERS ✔✔sensation, taste,
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read/write
-problem- agonosia |\

,cerebral cortex function - CORRECT ANSWERS ✔✔Is the center
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for humans highest functions governing thought, memory,
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reasoning, sensation and voluntary movement. |\ |\ |\ |\




Depolarization - CORRECT ANSWERS ✔✔Initial (excitatory) - when |\ |\ |\ |\ |\ |\ |\


sodium is rushing into the cell causing the interior to become
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more positive. |\




Repolarization - CORRECT ANSWERS ✔✔Restoration (inhibitory)- |\ |\ |\ |\ |\ |\


caused by reentry of potassium into the cell while sodium exits
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the cell. |\




Dopamine (DA) - CORRECT ANSWERS ✔✔A monoamine |\ |\ |\ |\ |\ |\ |\


transmitter found in the midbrain—especially the substantia nigra
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—and basal forebrain |\ |\




** Ventral Tegmental Area- Nucleus accumbens.
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Norepinephrine (NE) - CORRECT ANSWERS ✔✔a monoamine |\ |\ |\ |\ |\ |\ |\


neurotransmitter in locus of ceruleus |\ |\ |\ |\




-involved in alertness and vigilance and control of REM sleep
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in mood, anxiety and concentration d/o
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Epinephrine - CORRECT ANSWERS ✔✔Monoamine |\ |\ |\ |\ |\


Neurotransmitter secreted by the adrenal medulla in response to |\ |\ |\ |\ |\ |\ |\ |\ |\


stress. Also known as adrenaline.
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, Serotonin - CORRECT ANSWERS ✔✔a monoamine|\ |\ |\ |\ |\ |\


neurotransmitter in RAPHE nuclei of brainstem |\ |\ |\ |\ |\




-important for a wide range of psychological activity, including
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emotional states, impulse control, and dreaming
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-mood and anxiety d/o
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Glutamate - CORRECT ANSWERS ✔✔Amino acid - excitatory
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neurotransmitter |\




- in seizures, mood, bipolar, & schizophrenia
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Asparate - CORRECT ANSWERS ✔✔Amino acid- inhibitory
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neurotransmitter


GABA (gamma-aminobutyric acid) - CORRECT ANSWERS
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✔✔Amino acid- inhibitory neurotransmitter. Undersupply linked to
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seizures, tremors, and insomnia.
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-action of benzos, etoh, barbiturate, &CNS depressants
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Glycine - CORRECT ANSWERS ✔✔Amino acid- inhibitory
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neurotransmitter in the spinal cord |\ |\ |\ |\




Acetylcholine - CORRECT ANSWERS ✔✔Cholinergic |\ |\ |\ |\ |\


neurotransmitter -Basal neuron of Meynert |\ |\ |\ |\




-enables learning and memory and also triggers muscle
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contraction