Nokea
Which of the following is not a function of parathyroid hormone?
- A. moving calcium from bones to the bloodstream
- B. promoting renal tubular reabsorption of phosphorus
- C. promoting renal tubular reabsorption of calcium
- D. enhancing renal production of vitamin D metabolites
Correct Answer: B
Rationale: Parathyroid hormone depresses renal tubular reabsorption of phosphorus. All of the other choices are functions of parathyroid hormone.
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When a client has a chest drainage system in place, where should the system be placed?
- A. above the client's head
- B. at the client's shoulders
- C. at the level of the chest
- D. below the level of the chest
Correct Answer: D
Rationale: A chest drainage system should be placed below the level of the client's chest so that the drainage flows out of the chest into the system. The remaining choices are too high and do not allow fluid to drain out of the chest.
Which of the following indicates a hazard for a client on oxygen therapy?
- A. A No Smoking sign is on the door.
- B. The client is wearing a synthetic gown.
- C. Electrical equipment is grounded.
- D. Matches are removed.
Correct Answer: B
Rationale: A synthetic gown might generate sparks of static electricity, which can be a fire hazard, particularly in the presence of oxygen. The client on oxygen therapy should wear a cotton gown. The remaining options are appropriate safety measures.
Which cultural group has the highest incidence of inflammatory bowel disease (IBD)?
- A. Asians
- B. Caucasians
- C. Hispanics
- D. African Americans
Correct Answer: B
Rationale: Caucasians have the highest incidence of inflammatory bowel disease (IBD).
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.
Regardless of their practice area, nurses should be concerned with:
- A. All drug-resistant bacteria
- B. Microorganisms that are critical
- C. Transmission of microorganisms
- D. Overprescription of bacteriostatic drugs
Correct Answer: C
Rationale: Preventing microorganism transmission is a universal nursing concern to protect clients, families, and staff, achieved through asepsis and infection control practices.