Liver&gall bladder

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Liver&gall bladder

  1. 1. Liver
  2. 2. Liver Lobule and Portal Tract
  3. 3. Classic Hepatic lobule
  4. 5. Von Kupffer Cells
  5. 6. <ul><li>Liver Portal Tract </li></ul><ul><li>Portal vein (PV) </li></ul><ul><li>Hepatic artery (A) </li></ul><ul><li>Bile Duct (B) </li></ul><ul><li>Lymphatic vessels (L) </li></ul><ul><li>S = Sinusoids </li></ul>
  6. 7. Contents of the Portal Tract
  7. 9. Gall Bladder w/ folded Mucus Membrane
  8. 10. Mucosa of Gall Bladder Highly Folded Simple Columnar Epithelium with basal Oval nuclei & acidophilic Cytoplasm (arrows). These cells secrete ……???? Lamina Propria (L.P.) C.T. with blood vessels L.P L.P.
  9. 11. Apical surface of epithelial cells has microvilli No Muscularis Mucosa
  10. 12. L.P.: Contains tubulo-alveolar mucous glands . Produce most of the mucus present in bile.
  11. 13. Musculosa Irregulary arranged smooth muscle fibers with elastic and collagenous fibers inbetween
  12. 15. Datashow Exam
  13. 16. (1)
  14. 17. This is a high mag. Showing a portal tract area in liver. Identify: A, B & C. (2)
  15. 18. The mucosa of this organ is highly folded. a) Identify the organ. b) What is the lining type of epithelium? c) What does the astrix point to? * (3)
  16. 19. Identify the contents of the portal tract: Arrows: Black, red, white and yellow. (4)
  17. 20. <ul><li>Identify the organ. </li></ul><ul><li>What does the arrow, arrowhead and curved arrow point to? </li></ul>(5)
  18. 21. <ul><li>Identify the organ. </li></ul><ul><li>Identify: A, B & arrowheads . </li></ul>(6)
  19. 22. * <ul><li>Identify the organ. </li></ul><ul><li>Identify: astrix, black and yellow arrows. </li></ul>(7)
  20. 23. (8)
  21. 24. This section demonstrates a hepatic blood sinusoid. Identify the cells pointed to by the black arrows. What are their functions? (9)
  22. 25. (10)
  23. 26. (11)

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