Nokea
When collecting a stool specimen for a guaiac (occult blood in stool) the nurse should take a specimen from ___ different parts of the stool.
Correct Answer: two
Rationale: The selection of different parts of the stool gives a broader testing range of the specimen.
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Anaerobic organisms tend to grow within body cavities. What will the nurse use to collect an anaerobic specimen?
- A. Sterile cotton applicator
- B. Sterile culture tube
- C. Sterile syringe tip
- D. Sterile glass rod
Correct Answer: C
Rationale: To collect an anaerobic specimen deep in a body cavity, the nurse uses a sterile syringe tip.
The patient is to be catheterized for residual urine. The nurse must perform this catheterization within how many minutes following voiding?
- A. 40 minutes
- B. 30 minutes
- C. 20 minutes
- D. 10 minutes
Correct Answer: D
Rationale: Catheterization is performed within 10 minutes of the patient voiding to check for residual urine.
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.
A patient is unable to obtain a sputum specimen by coughing and expectorating. What is the best way for the nurse to collect this specimen?
- A. Ask the patient to spit.
- B. Direct the patient to turn, cough, and breathe deeply.
- C. Perform tracheal suctioning.
- D. Perform a bronchoscopy.
Correct Answer: C
Rationale: Some patients cannot expectorate and must have the trachea suctioned to obtain a specimen.
A patient has just had a liver biopsy. What should the nurse do immediately following this procedure?
- A. Assist the patient up to a chair.
- B. Keep the patient on his or her left side.
- C. Assist the patient with ambulation.
- D. Tell the patient to avoid coughing.
Correct Answer: D
Rationale: The nurse should tell the patient to avoid coughing or straining, which may cause increased intraabdominal pressure. Immediately following a liver biopsy, the patient is kept on bed rest for 24 hours. The patient should lie on his or her right side for about 1 to 2 hours.