Before Performing Puncture or Cannulation of the Radial Artery, What

question 9

Multiple Choice

Before performing puncture or cannulation of the radial artery, what should you do?

• A) Fix and tighten a tourniquet above the antecubital fossa.
• B) Perform the Allen test to ensure collateral circulation.
• C) Inject heparin into the adjoining subcutaneous tissues.
• D) Apply firm pressure to the arterial site for 5 min.

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