HESI Fundamentals

Correct Answer: C

Rationale: The presence of numerous scatter rugs throughout the house poses a significant safety hazard to the client who is ambulating with a quad cane. These rugs increase the risk of tripping and falling, making it the most critical finding that needs immediate attention to prevent potential injuries and ensure the client's safety during ambulation.

Correct Answer: C

Rationale: A potassium level of 5.5 mEq/L (C) is elevated and concerning in a client with renal failure receiving hemodialysis, as it can lead to life-threatening cardiac arrhythmias. Monitoring blood pressure (A), weight gain (B), and weight loss (D) are essential in clients on hemodialysis, but an elevated potassium level poses an immediate risk that requires prompt intervention.

Correct Answer: C

Rationale: In right-sided heart failure, the heart's inability to effectively pump blood to the lungs leads to fluid backup in the systemic circulation, resulting in peripheral edema (swelling in lower extremities). While jugular vein distention (A) and hepatomegaly (D) can also occur in right-sided heart failure, peripheral edema is a hallmark sign due to fluid retention. Crackles in the lungs (B) are more commonly associated with left-sided heart failure, where fluid accumulates in the lungs.

Correct Answer: D

Rationale: The correct answer is D because emptying a urinary catheter drainage bag exposes the nurse to body fluids, necessitating the use of barrier gloves as per Standard Precautions to prevent potential infection transmission.

Correct Answer: B

Rationale: If a sterile field becomes wet or damp during a procedure, it is considered contaminated as moisture can allow organisms to wick from the surface and compromise the sterility of the field. It is essential to maintain the integrity of the sterile field to prevent infections and ensure patient safety.