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NURS 661 Exam 1 Study Guide: Updated A+ Guide with Complete Questions and Correct Answers
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NURS 661 Exam 1 Study Guide: Updated A+Guide with Complete Questions and
Correct Answers
The parent of an adolescent diagnosed with schizophrenia asks
the nurse, My childs doctor ordered a PET. What kind of test is
that? Select the nurses best reply.
A. This test uses a magnetic field and gamma waves to identify
problem areas in the brain. Does your teenager have any metal
implants?
B. PET means positron-emission tomography. It is a special type
of scan that shows blood flow and activity in the brain.
C. A PET scan passes an electrical current through the brain and
shows brain-wave activity. It can help diagnose seizures.
D. Its a special x-ray that shows structures of the brain and
whether there has ever been a brain injury
Correct Answer B
A patient with a long history of hypertension and diabetes now
develops confusion. The health care provider wants to make a
differential diagnosis between Alzheimers disease and multiple
infarcts. Which diagnostic procedure should the nurse expect to
prepare the patient for first?
a. Skull x-rays
,b. Computed tomography (CT) scan
c. Positron-emission tomography (PET)
d. Single-photon emission computed tomography (SPECT)
Correct Answer B
A patients history shows drinking 4 to 6 liters of fluid and eating
more than 6,000 calories per day. Which part of the central
nervous system is most likely dysfunctional for this patient?
a. Amydala
c. Hippocampus
b. Parietal lobe
d. Hypothalamus
Correct Answer D
The nurse administers a medication that potentiates the action of
gamma-aminobutyric acid (GABA). Which effect would be
expected?
a. reduced anxiety
b. improved memory
c. more organized thinking
d. fewer sensory perceptual alterations
Correct Answer A
A nurse would anticipate that treatment for a patient with memory
difficulties might include medications designed to:
,A. inhibit gamma-aminobutyric acid (GABA).
B. prevent destruction of acetylcholine.
C. reduce serotonin metabolism.
D. increase dopamine activity.
Correct Answer B
8. A patient has disorganized thinking associated with
schizophrenia. Neuroimaging would likely show dysfunction in
which part of the brain?
a. Hippocampus
b. Frontal lobe
c. Cerebellum
d. Brainstem
Correct Answer B
The nurse should assess a patient taking a drug with
anticholinergic properties for inhibited function of the:
a. parasympathetic nervous system
b. sympathetic nervous system
c. reticular activating system
d. medulla oblongata
Correct Answer A
, The therapeutic action of neurotransmitter inhibitors that block
reuptake cause:
a. decreased concentration of the blocked neurotransmitter in the
central nervous system.
b. increased concentration of the blocked neurotransmitter in the
synaptic gap.
c. destruction of receptor sites specific to the blocked
neurotransmitter.
d. limbic system stimulation.
Correct Answer B
A patient taking medication for mental illness develops
restlessness and an uncontrollable need to be in motion. Which
drug action causes these symptoms to develop?
a. Anticholinergic effects
b. Dopamine-blocking effects
c. Endocrine-stimulating effects
d. ability to stimulate spinal nerves
Correct Answer B
A patient has fear as well as increased heart rate and blood
pressure. The nurse suspects increased activity of which
neurotransmitter?
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