Formed Elements and Structural Characteristics of Erythrocytes and Function of Erythrocytes

123456789101112131415161718192021222324252627282930
Across
  1. 2. The erythrocyte transports _____ percent of the carbon dioxide released by tissue cells back to the lungs.
  2. 3. Oxygen loading occurs in the _____.
  3. 7. What makes red blood cells red?
  4. 11. reduced hemoglobin
  5. 12. Mature erythrocytes are bound by a _____ membrane.
  6. 13. Hemoglobin is made up of what protein?
  7. 14. Most blood cells do not ______.
  8. 17. ______ outnumber the other types of formed elements.
  9. 20. Globin consists of ____ polypeptide chains.
  10. 23. The RBC protein that functions in gas transport.
  11. 24. What is the biconcave disc shape ideally suited for?
  12. 26. The biconcave shape of an erythrocyte is maintained by a network of proteins, especially one called ______.
  13. 28. Blood cells are continuously renewed by division of cells in ____ ____.
  14. 29. Only leukocytes are ______ cells.
  15. 30. Erythrocytes look like miniature _____ when viewed with a microscope.
Down
  1. 1. The formation of carbaminohemoglobin occurs more readily when hemoglobin is in what state?
  2. 4. Blood flows more _____ when the number of red blood cells increases beyond the normal range.
  3. 5. _____ enzymes that rid the body of harmful oxygen radicals.
  4. 6. A single red blood cell contains about _____ million hemoglobin molecules.
  5. 8. Hemoglobin being contained in erythrocytes, instead of existing free in plasma, prevents it from blood viscosity and ______ ______.
  6. 9. Platelets are cell ______.
  7. 10. Erythrocytes, leukocytes, and platelets are the formed elements of ______.
  8. 15. Erythrocytes are shaped like _____ discs.
  9. 16. How long do most of the formed elements survive in the bloodstream?
  10. 18. What does hemoglobin bind with?
  11. 19. Spectrin gives erythrocytes _____ to change shape as necessary.
  12. 21. How much of the oxygen erythrocytes are transporting do they consume?
  13. 22. Erythrocytes generate ATP by _____ mechanisms.
  14. 25. The direction of _____ is from lungs to tissues.
  15. 27. Do men or women have a lower red blood cells count?