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NR 508 week 5 quiz exam
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NR508_WEEK_5_Quiz_5Grading Summary
These are the automatically
computed results of your exam. Date Taken: 4/1/2016
Grades for essay questions, and Time Spent: 36 min , 00 secs
comments from your instructor, are Points Received: (96%)
in the "Details" section below.
Question Type: # Of Questions: # Correct:
Multiple Choice 25 24
Grade Details - All Questions
Question 1. Question : A female patient who is 8 weeks pregnant is seen by a primary care
nurse practitioner (NP) after a routine prenatal screen was positive
for human immunodeficiency virus (HIV). A CD4 cell count is 750
cells/mm. The NP should:
Student
begin immediate therapy with zidovudine and lamivudine.
Answer:
begin therapy with zidovudine when she is in her second
trimester.
delay treatment with antiretroviral medications until after her
pregnancy.
initiate therapy with zidovudine if her CD4 cell count decreases
to 500 cells/mm.
Instructor Patients who are HIV positive and who are pregnant should be treated with
Explanation: antiretroviral medications, but treatment should be avoided during the first
trimester if possible. Zidovudine is recommended and has been shown to
reduce the risk of transmission to the fetus from 25% to 8%.
Points Received: 2 of 2
Comments:
Question 2. Question : A patient tells the primary care NP that he has difficulty getting and
maintaining an erection. The NP’s initial response should be to:
Student
prescribe sildenafil (Viagra).
Answer:
perform a medication history.
evaluate his cardiovascular status.
order a papaverine injection test to screen for erectile
, dysfunction.
Instructor Because the use of multiple medications is associated with a higher prevalence
Explanation: of erectile dysfunction, a medication history should be performed first to see if
any medications have sexual side effects. A cardiovascular evaluation may be
assessed next. Papaverine injection tests are useful screening tools after a
thorough history has been performed. Medications are prescribed only after a
diagnosis is determined and other causes have been ruled out.
Points Received: 2 of 2
Comments:
Question 3. Question : A patient who has erectile dysfunction wants a medication to use as
needed. The primary care NP should recommend:
Student
Answer: tadalafil (Cialis).
sildenafil (Viagra).
avanafil (Stendra).
vardenafil (Levitra).
Instructor Avanafil is the newest drug on the market and can be used on an as-needed basis
Explanation: because it has a shorter half-life and shorter onset of action. It may be taken 30
minutes before sexual activity. The other agents have an onset of action of
several hours.
Points Received: 2 of 2
Comments:
Question 4. Question : A patient who has had two recent urinary tract infections is in the
clinic with dysuria and fever. The primary care NP reviews the
patient’s chart and notes that in both previous cases the causative
organism and sensitivity were the same. The NP should:
Student
treat the patient empirically without a culture.
Answer:
order a microscopic evaluation of the urine and an antibiotic.
order a urine culture and treat empirically pending culture
results.
order a urine culture and sensitivity and wait for results before
treating.
Instructor Because this patient has had similar infections in the past, treating empirically is
Explanation: acceptable. The NP must still obtain a culture and sensitivity so that appropriate
antibiotic therapy can be provided, even though it is likely that this is a
recurrence of the same organism. A culture should always be obtained when
possible. A microscopic evaluation is used to determine whether or not a culture
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