Which type of injury does not require immediate at

ATI RN

ATI RN Test Bank

Which type of injury does not require immediate attention and orthopedic consultation?

A. Fracture with vascular or nerve compromise B. Open fracture C. Deep laceration over a joint D. Grade III (complete) tear of a muscle-tendon unit

Correct Answer: D

Rationale: A grade III tear, while serious, doesn't require immediate orthopedic consult unless acute complications arise, unlike the others.

The mechanism of hypokalemia in emesis is mainly due to

A. gastric loss of potassium B. gastric loss of hydrochloric acid C. low aldosterone level D. hypomagnesaemia

Correct Answer: B

Rationale: Vomiting causes loss of HCl, leading to metabolic alkalosis, which drives potassium into cells and increases renal potassium loss.

The time for the kidneys to complete appropriate metabolic compensation for a primary respiratory process is

A. 12-24 \mathrm{hr} B. 24-36 \mathrm{hr} C. 36-48 \mathrm{hr} D. 48-72 \mathrm{hr}

Correct Answer: D

Rationale: Kidneys take 48-72 hours to fully compensate for respiratory acid-base changes via bicarbonate regulation.

Very-low birth weight infants can have insensible losses of

A. 10-20mL/kg/24hr B. 30-40mL/kg/24hr C. 50-60mL/kg/24hr D. 100-200mL/kg/24hr

Correct Answer: D

Rationale: Very-low birth weight infants have high insensible losses (100-200 mL/kg/day) due to immature skin.

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