blood anatomy
Red Blood Cells
- technical name is Erythrocytes
- five million per microliter of blood
- lives for four months
- Carries oxygen
White Blood Cells
- technical name is Leukocytes
- 5,000-10,000 per microliter of blood
- lives for twelve days
- fights diseases
Platelets
- cell fragments
- 300,000 per microliter of blood
- assists in blood clotting
Plasma
- makes up 55% of blood tissue
- the liquid part of blood
- carries proteins, nutrients, and hormones through the body