Final answer:
Before drawing a patient's blood, the phlebotomist should know the patient's medical history, medications, and allergies to ensure safety and accuracy.
Step-by-step explanation:
Before drawing this patient's blood, the phlebotomist should know a few important factors:
- The patient's medical history and any previous blood transfusions to assess any potential risks or complications.
- Any medications the patient is taking, as some medications can affect blood clotting or interfere with test results.
- If the patient has any known allergies or sensitivities, as this can impact the choice of collection equipment or testing procedures.
These factors help ensure the safety and accuracy of the blood draw and subsequent testing.