Metric System Basics Quiz

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Questions and Answers

What is the base unit for measuring length in the metric system?

  • Meter (correct)
  • Centimeter
  • Kilometer
  • Decimeter

Which of the following prefixes represents one-thousandth of the base unit?

  • Centi
  • Deci
  • Milli (correct)
  • Deca

In medical laboratory science, what is the unit commonly used for measuring small volumes?

  • Deciliter (dl)
  • Liter (l)
  • Milliliter (ml)
  • Microliter (μl) (correct)

Which of the following is a type of glove commonly used in phlebotomy?

<p>Vinyl (A)</p> Signup and view all the answers

What is the purpose of a phlebotomy chair?

<p>To provide a comfortable and adjustable seating for the patient during blood collection (B)</p> Signup and view all the answers

Which of the following is NOT mentioned as a handheld phlebotomy equipment?

<p>Baskets (C)</p> Signup and view all the answers

Which of the following is the most commonly used antiseptic for routine blood collection?

<p>70% isopropyl alcohol (B)</p> Signup and view all the answers

What is the purpose of using a tourniquet during venipuncture?

<p>To restrict venous blood flow and inflate veins (D)</p> Signup and view all the answers

Which of the following antiseptics should be avoided for blood alcohol testing?

<p>Both B and C (C)</p> Signup and view all the answers

What is the purpose of an evacuated tube system (ETS) in venipuncture?

<p>To pull blood out from the vein using negative pressure (D)</p> Signup and view all the answers

Which of the following is used to hold pressure over the blood collection site after venipuncture?

<p>2-by-2-inch gauze pads folded in fourths (D)</p> Signup and view all the answers

What is the purpose of using transillumination devices in venipuncture?

<p>To highlight veins in the patient's subcutaneous tissue (D)</p> Signup and view all the answers

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