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What should the nurse do when preparing the patient for a bone scan?
- A. Sedate the patient.
- B. Restrict food intake.
- C. Restrict fluid intake.
- D. Encourage water intake.
Correct Answer: D
Rationale: Before a bone scan, the patient is encouraged to drink several glasses of water. No fasting or sedation is required before a bone scan.
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What should the nurse encourage the patient to consume when preparing for an electroencephalogram (EEG)?
- A. Tea
- B. Food
- C. Cola
- D. Coffee
Correct Answer: B
Rationale: Food intake should be encouraged, but coffee, tea, and colas should be eliminated before an EEG.
What should the nurse do when preparing the patient for an abdominal scan?
- A. Assess laboratory results only for liver function.
- B. Assess patient for allergies to dye or shellfish.
- C. Instruct patient to limit fluid intake immediately following procedure.
- D. Instruct patient to be NPO for 1 hour before scan if contrast medium is used.
Correct Answer: B
Rationale: The patient should be assessed for allergies to dye or shellfish. When a patient has an abdominal scan, laboratory results should be assessed for kidney function. The patient should be instructed to be NPO for 4 hours before the examination if contrast medium is to be used. The patient should be encouraged to consume fluids after the examination.
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.
When initiating a 24-hour urine collection the nurse asks the patient to void. The nurse then ___ the specimen.
Correct Answer: discards
Rationale: The first voided specimen of a 24-hour collection is discarded.
When performing a venipuncture the tourniquet should be left on no more than ___ to ___ minutes.
Correct Answer: 1, 2
Rationale: Occluding the vein for longer than 1 or 2 minutes may cause damage to the vein or cause it to rupture.