Cardiovascular System: Blood

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Across
  1. 2. remove hemoglobin molecules, iron, and cell fragments from the RBCs
  2. 6. specialist in blood formation and function
  3. 8. an orange-yellow pigment
  4. 9. immature red blood cells that are actively synthesizing hemoglobin
  5. 12. the most abundant blood cells
  6. 14. are nearly twice the size of a typical erythrocyte
  7. 16. fresh blood is collected from a superficial vein, such as the median cubital vein on the anterior surface of the elbow
  8. 20. white blood cells
Down
  1. 1. small, membrane-bound cell fragments that contain enzymes and other substances important to clotting
  2. 3. red blood cell formation
  3. 4. the low oxygen level in tissues
  4. 5. contain abundant stained “granules”
  5. 7. few if any stained granules are apparent
  6. 10. a cancer of blood forming tissues
  7. 11. an organic compound with a green color
  8. 13. blood the combination of plasma and the formed elements together
  9. 15. WBCs can enter surrounding tissue by squeezing between adjacent epithelial cells in the capillary wall
  10. 17. nucleated cells in nonmammalian vertebrates
  11. 18. the percentage of whole blood volume contributed by formed elements
  12. 19. have numerous granules that stain darkly with basic dyes