Anatomy- Chapter 20

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gweenbott
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94256
Filename:
Anatomy- Chapter 20
Updated:
2011-07-16 22:57:08
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summer anatomy ventura college chapter
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Description:
The Cardiovascular system
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  1. Which of the four basic tissue types is blood?
    connective tissue
  2. What are the two basic components of blood?
    • formed elements
    • plasma
  3. Albumins
    osmotic pressure and transport insolube molecules
  4. Globulins
    Antibodies and transport insoluble molecules
  5. What do we call the percentage of whole blood contributed by formed elements ?
    hematocrit
  6. What is the technical term for red blood cells?
    erythrocytes
  7. Describe the shape of erythrocytes
    bi-concave disc
  8. Why don't erythrocyte cells use oxygen or replicate themselves?
    • lack of mitochondria
    • lack of nucleus
  9. What do we call the small, enzyme containing membranous sacs that result from the fragmentation of megakaryocytes?
    platelets
  10. What is the technical term for white blood cells?
    leukocytes
  11. What kind of white blood cells are granular, have a multi-lobed nucleus, and are active phagocytes?
    neutrophils
  12. What kind of white blood cells are granular-- stained red-- have a bilobed nucleus and phagocytize compound that have reacted with antibodies as well as reducing inflammation?
    eosiniphils
  13. What kind of white blood cells are granular -- stained purple-- and contain histamine and heparin that promote inflammation?
    basophils
  14. What kind of white blood cells are agranular, the largest of WBCs, have a kidney-bean shaped nucleus, and become macrophages outside the bloodstream?
    monocytes
  15. What do we call the former monocytes that act as aggresive phagocytes, roam the body, and may attract other WBCs as well as fibrocytes that may isolate the infected area in scar tissue?
    free macrophages
  16. What do we call the aggresive phagocytic cells that are permanent residents of particular connective tissues?
    fixed macrophages
  17. What kind of white blood cells are agranular, have very little cytoplasm around a large nucleus, and are responsible for what is termed specific immunity?
    lymphocytes
  18. T- Cells
    attack foreign cells directly
  19. B- Cells
    produce antibodies to foreign cells
  20. Natural killer cells
    destroy abnormal tissues

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