Practice Quiz

NREMT Advanced EMT

Category - Medical Knowledge

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What is the proper term for the percentage of blood that is occupied by erythrocytes?
  1. Hemoglobin
  2. Pulmonary Saturate
  3. Hematocrit
  4. Platelet Count
Explanation
Answer - C - Hematocrit is the proper term for the percentage of blood that is occupied by erythrocytes. In a healthy person, normal hematocrit is approximately 45% of total blood volume. The importance of such measures are many, but increased levels usually means there is an infection in the body while a decreased level is indicative of some type of hemorrhaging is taking place.
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