Nokea
Which vitamin is directly involved in the metabolism of the hormones secreted by the parathyroid?
- A. Vitamin C
- B. Vitamin D
- C. Vitamin K
- D. Vitamin B9
Correct Answer: B
Rationale: Vitamin D is critical for calcium absorption, which is regulated by parathyroid hormones. Vitamins C, K, and B9 are not directly involved.
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The nurse has just returned to the desk and has four phone messages to return.
Which of the following messages should the nurse return FIRST?
- A. A man with swelling of his left wrist following a fall from a ladder two hours ago.
- B. A woman who had a cholecystectomy one week ago and now complains of redness and tenderness at the incision site.
- C. A mother of a child reports that her son's lips are swollen following a fire ant bite.
- D. A man with COPD reports he is coughing up large amounts of green-tinged sputum and has a temperature of 101.2°F (38.4°C).
Correct Answer: C
Rationale: Strategy: Remember the ABCs. (1) wrist needs to be x-rayed, not a priority (2) indicates infection, treated with antibiotic (3) correct-potential anaphylactic reaction, administer epinephrine, corticosteroids; treat for shock (4) indicates infection, treat with an antibiotic
The nurse is caring for a client with a history of anxiety disorder.
- A. Which intervention is most effective for managing acute anxiety in a client?
- B. Administer a benzodiazepine as ordered.
- C. Encourage deep breathing exercises.
- D. Restrict the client to their room.
- E. Provide a high-stimulus environment.
Correct Answer: B
Rationale: Deep breathing exercises calm the autonomic nervous system, reducing acute anxiety effectively and non-invasively. Benzodiazepines are used cautiously, isolation increases anxiety, and high-stimulus environments worsen it.
A newly admitted elderly client is severely dehydrated. When planning care for this client, which task is appropriate to assign to an unlicensed assistive personnel (UAP)?
- A. Converse with the client to determine if the mucous membranes are impaired
- B. Report output of less than 30 ml/hr
- C. Provide oral fluids every hour
- D. Check skin turgor every 4 hours
Correct Answer: C
Rationale: Providing oral fluids is a routine task with predictable outcomes, suitable for a UAP, while the other tasks require clinical judgment or assessment skills.
The nurse is assessing a client who may be bulimic. What objective finding indicates bulimia?
- A. Low self-esteem
- B. Loss of tooth enamel
- C. Feeling of loss of control
- D. Feeling of social inadequacy
Correct Answer: B
Rationale: Loss of tooth enamel from frequent vomiting is an objective sign of bulimia, distinguishing it from subjective emotional symptoms.
A 20-year-old woman with a fracture of the left femur is placed in Buck's traction with a 7-lb weight. The patient keeps sliding down in bed.
The nurse should
- A. elevate the patient's left thigh on two pillows.
- B. elevate the foot of the bed on blocks.
- C. raise the knee gatch on the bed 30°.
- D. instruct the patient to remain in the middle of the bed.
Correct Answer: B
Rationale: Strategy: All answers are implementations. Determine the outcome of each answer choice. Is it desired? (1) will not prevent patient from sliding down; may change pull of traction (2) correct-will keep leg straight and counter the pull of the weights (3) will bend the leg and alter the pull of the traction (4) not effective way of preventing the patient from sliding down in bed