Nokea
What type of stool specimen must be sent to the laboratory immediately?
- A. Occult blood
- B. Ova and parasites
- C. Infection
- D. Fats
Correct Answer: B
Rationale: A stool specimen for the presence of ova or parasites must be taken to the laboratory immediately.
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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.
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.
The nurse is collecting a specimen for a wound culture. What should be avoided when collecting this specimen?
- A. A dressing
- B. Deep in the wound
- C. The outer edge of the wound
- D. Old drainage
Correct Answer: D
Rationale: The nurse should not collect a wound culture from old drainage.
What should the nurse do when preparing the patient for a brain scan?
- A. Allow the patient to wear a wig during the scan.
- B. Allow the patient to wear a partial denture plate during the scan.
- C. Inform the patient that a clicking noise will be heard during the scan.
- D. Keep the patient NPO for 12 hours before scan if contrast dye is used.
Correct Answer: C
Rationale: Before a brain scan, the patient is kept NPO for 4 hours if contrast dye is to be used, the patient is instructed not to wear a wig, hairpins, clips, or partial denture plates, and the nurse informs the patient that a clicking noise is made as the scanner moves.
The process for collecting a blood specimen for measuring blood glucose levels begins by asking the patient to hold the selected arm at his or her side for 30 seconds. From what anatomic location is the specimen obtained?
- A. Tip of the finger
- B. Cubital fossa
- C. Side of the finger
- D. Center of the thumb
Correct Answer: C
Rationale: The specimen should be collected from the side of the selected finger to avoid painful fingertip sticks.