Nokea
Which of the following allergies might be a contraindication for a client to receive contrast enhancement for intracranial computed tomography?
- A. Penicillin
- B. Iodine
- C. Erythromycin
- D. Aspirin
Correct Answer: B
Rationale: Iodine allergy is a contraindication for contrast media, as it can cause severe allergic reactions, unlike the other allergies listed.
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Which of the following clients require airborne precautions?
- A. a client with fever, chills, vomiting, and diarrhea
- B. a client suspected of varicella (chickenpox)
- C. a client with abdominal pain and purpura
- D. a client diagnosed with AIDS
Correct Answer: B
Rationale: Chickenpox (varicella) is an acute, infectious, airborne illness that requires others in direct contact to wear a respirator mask.
Which of the following medications might cause upper-gastrointestinal (UGI) bleeding?
- A. Cardizem (diltiazem)
- B. Naprosyn (naproxen)
- C. Elavil (amitriptyline)
- D. Corgard (nadolol)
Correct Answer: B
Rationale: Naprosyn, an NSAID, can irritate the gastric mucosa, increasing the risk of UGI bleeding, unlike the other medications, which are less associated with this risk.
A patient has a history of cardiac arrhythmia. A nurse has been ordered to give 2 units of blood to this patient. The nurse should take which of the following actions?
- A. Prep the patient with pain medication.
- B. Notify the patient's family about the procedure via the telephone.
- C. Decrease the temperature of the blood to be given.
- D. Increase the temperature of the blood to be given.
Correct Answer: D
Rationale: Warming the blood will reduce the risk of additional cardiac arrhythmia.
Which of the following instructions should the nurse give a client who will be undergoing mammography?
- A. Be sure to use underarm deodorant.
- B. Do not use underarm deodorant.
- C. Do not eat or drink after midnight.
- D. Have a friend drive you home.
Correct Answer: B
Rationale: Underarm deodorant should not be used because it might cause confusing shadows on the X-ray film. There are no restrictions on food or fluid intake. No sedation is used, so the client can drive herself home.
A Roman Catholic client is preparing to have magnetic resonance imaging. He wants to wear his metal crucifix pendant while he is receiving the test. Which of the following is an appropriate response by the nurse?
- A. Because it gives you comfort, you may wear it
- B. It is a violation of religious rights to forbid it
- C. I am sorry, but it is not safe for you to wear the crucifix during this test
- D. You may wear it because it is important to you
Correct Answer: C
Rationale: No metal objects, including religious pendants, can be worn during MRI due to safety risks from the strong magnet. Alternative spiritual support should be offered.