Nokea
The nurse is caring for a patient with 45% total body surface area thermal burns. Which laboratory value change would be expected?
- A. Increased pH
- B. Increased sodium
- C. Increased potassium
- D. Decreased hematocrit
Correct Answer: C
Rationale: Thermal burns cause cell damage, releasing potassium into the bloodstream (hyperkalemia), a common finding due to tissue destruction.
You may also like to solve these questions
A nurse assesses a burn injury and determines that the client sustained a fullthickness fourth-degree burn if which of the following is noted at the site of injury?
- A. a wet shiny weeping wound surface
- B. a dry wound surface
- C. charring at the wound site
- D. blisters
Correct Answer: C
Rationale: Fourth-degree burns extend beyond the skin into underlying tissues (muscle, bone), often resulting in charring due to severe destruction.
The nurse is caring for a client with a left fractured humerus. Which data warrant intervention by the nurse?
- A. Capillary refill time is less than three (3) seconds.
- B. Pain is not relieved by the patient-controlled analgesia.
- C. Left fingers are edematous and the left hand is purple.
- D. Warm and dry skin on left fingers distal to the elastic bandage.
Correct Answer: C
Rationale: Edema and purple discoloration indicate potential compartment syndrome, requiring urgent intervention.
A nurse administers topical gentamicin sulfate (Garamycin) to a client's burn injury. Which laboratory value should the nurse monitor while the client is prescribed this therapy?
- A. Creatinine
- B. Red blood cells
- C. Sodium
- D. Magnesium
Correct Answer: A
Rationale: Gentamicin is nephrotoxic; creatinine levels monitor kidney function.
Common sites for psoriasis include:
- A. The palate, nasal septum and knees
- B. Knees, nape of the neck and elbows
- C. Elbows, knees and scalp
- D. Scalp, eyebrows and gluteal cleft
Correct Answer: C
Rationale: Psoriasis commonly affects the elbows, knees, and scalp.
Which diagnostic test is most accurate for diagnosing osteoporosis?
- A. X-ray of the femur
- B. Serum alkaline phosphatase
- C. Dual-energy x-ray absorptiometry (DEXA)
- D. Serum bone Gla-protein test
Correct Answer: C
Rationale: DEXA accurately measures bone density, diagnosing osteoporosis.