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What should the nurse do when preparing the patient for an exercise tolerance test (treadmill)?
- A. Withhold all foods and fluids before the test.
- B. Withhold all heart medications before the test.
- C. Allow the patient to drink water before the test.
- D. Allow the patient to consume food before the test.
Correct Answer: C
Rationale: A patient having an exercise tolerance test is kept NPO, except for water, for 4 hours until after the test. The nurse should never withhold the patient's heart medications before this test.
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The nurse is preparing a patient for a barium enema. What color will the nurse inform the patient his stools will be following this procedure?
- A. Blue
- B. White
- C. Green
- D. Brown
Correct Answer: B
Rationale: Immediately following a barium enema, a patient's stools are white until all of the barium is expelled.
What is the term for the cleanest part of a voided urine specimen that is collected after voiding is initiated and before it is finished?
- A. Sterile specimen
- B. "Caught" specimen
- C. Midstream specimen
- D. Patient-collected specimen
Correct Answer: C
Rationale: A midstream urine specimen is collected after voiding is initiated and before it is completed.
What should the nurse assess the patient for before administration of contrast media?
- A. Has been NPO.
- B. Is allergic to iodine.
- C. Has emptied the bladder.
- D. Has taken medication.
Correct Answer: B
Rationale: The patient should always be assessed for allergies to iodine before administration of contrast media.
New health care provider orders are transcribed for a patient to receive a colonoscopy. What must be completed before the colonoscopy to indicate the patient has been given full knowledge about what will be done along with its risks and complications?
- A. Patients' rights
- B. Advance directive
- C. Informed consent
- D. Patient protection
Correct Answer: C
Rationale: Informed consent states that the patient must fully understand and be aware of the risks and complications of what is to be done.
What should the nurse do when preparing the patient for an arteriography?
- A. Verify if the patient has been taking anticoagulants.
- B. Keep the patient NPO for 24 hours before the procedure.
- C. Instruct the patient to have a full bladder for the procedure.
- D. Inform the patient that a coldness may be felt when dye is injected.
Correct Answer: A
Rationale: When a patient has an arteriography, the nurse should assess if the patient has been taking anticoagulants. The patient is kept NPO for 2 to 8 hours before the procedure. The nurse informs the patient that a warm flush may be felt when dye is injected. The patient is instructed to void before the arteriography.