HESI Fundamentals Practice Test Related

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Why is it most important to start intravenous infusions in the upper extremities rather than the lower extremities of adults?

  • A. Superficial veins are more easily found in the feet and ankles.
  • B. A decreased flow rate could lead to thrombosis formation.
  • C. It is more challenging to move a cannulated extremity when using the leg or foot.
  • D. Veins in the feet and ankles are located deep, making the procedure more painful.
Correct Answer: B

Rationale: The most critical reason for initiating intravenous infusions in the upper extremities of adults is to reduce the risk of thrombosis (B). Venous return is typically better in the upper extremities, decreasing the likelihood of thrombus formation, which could be life-threatening if dislodged. Although superficial veins are easily found in the feet and ankles (A), this is not the primary reason for choosing the upper extremities. Handling a leg or foot with an IV (C) is not significantly more challenging than handling an arm or hand. The depth of veins in the feet and ankles (D) does not primarily determine the site for IV placement.