Abdominal Region

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Author:
alison.cygan
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312209
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Abdominal Region
Updated:
2015-11-28 22:41:45
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abdomen abdominal region
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Abdominal region
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  1. Cutaneous Innervation:
    Area below Xiphoid Process
    T6
  2. Cutaneous Innervation:
    Above umbilicus
    T7-T9
  3. Cutaneous Innervation:
    Umbilicus
    T10
  4. Cutaneous Innervation:
    Below umbilicus
    T11, Subcostal (T12), Iliohypogastric & Ilioinguinal (L1)
  5. Superficial lymphatic vessels ABOVE umbilicus drain into which nodes?
    • Axillary Nodes
    • (some parasternal nodes)
  6. Superficial lymphatic vessels BELOW umbilicus drain into which nodes?
    Inguinal Nodes (superficial)
  7. Deep lymphatic vessels drain into which nodes?
    Lateral Aortic Nodes
  8. Site of Direct Inguinal Hernias?
    Umbilical Triangle (Medial Inguinal Fossae)
  9. Another name for the Umbilical Triangle?
    Hesselbach Triangle
  10. Site of Indirect Inguinal Hernias?
    • Lateral Inguinal Fossae
    • (includes deep inguinal rings - *site of most common type abdominal hernia)
  11. Intraperitoneal Organs? (4)
    • Stomach
    • Spleen
    • Small Intestine (Jejunum & Ileum)
    • Large Intestine (Sigmoid & Transverse Colon)
  12. What makes Intraperitoneal organs unique?
    They have MESENTERY!
  13. Retroperitoneal Organs? (4)
    • Small Intestine (Duodenum)
    • Pancreas
    • Large Intestine (Ascending & Descending Colon)
    • GU System (kidneys, ureters, bladder, uterus, etc.)
  14. How many peritoneal layers does the Greater Omentum have?
    4
  15. How many peritoneal layers does the Lesser Omentum have?
    2
  16. Level where esophagus enters the Cardial orifice of stomach just inferior to diaphragm?
    T11
  17. Level where esophagus passes through the esophageal hiatus in the right crus of diaphragm?
    T10
  18. T/F: Esophagus is a retroperitoneal structure?
    TRUE
  19. Arterial supply to abdominal esophagus?
    Br. of Celiac Trunk
  20. Clinical correlation where a portion of the stomach protrudes through the esophageal hiatus?
    Hiatal Hernia
  21. Chief function of the stomach?
    Enzymatic DIGESTION
  22. Parts of stomach? (4)
    • Cardia
    • Fundus
    • Body
    • Pylorus
  23. What are the interior folds of the mucosa of the stomach?
    Rugae
  24. T/F: The stomach is retroperitoneal?
    FALSE: Intraperitoneal
  25. Arterial supply to stomach?
    • Branches of Celiac Trunk
    • ¬†- (L) Gastric A.
    • ¬†- Hepatic A. --> (R) Gastric A.
  26. Veins of stomach drain into which vein?
    Portal V.
  27. Parasympathetic Innervation to stomach?
    ANT & POST Vagal Trunks
  28. Sympathetic Innervation to stomach?
    T6-T9 via Greater Splanchnic N.
  29. 1st part of Sm. Intestine?
    Duodenum
  30. 2nd part of Sm. Intestine?
    Jejunum
  31. 3rd part of Sm. Intestine?
    Ileum
  32. T/F: The duodenum is a retroperitoneal structure?
    TRUE
  33. Arterial supply to duodenum?
    Celiac Trunk
  34. Innervation to Duodenum?
    Vagal & Sympathetic Nn.
  35. T/F: The jejunum & ileum are intraperitoneal structures?
    TRUE
  36. Length of Sm. Intestine?
    Approx. 6-7 meters (18-21 feet)
  37. Quadrant: Jejunum?
    LUQ
  38. Quadrant: Ileum?
    RLQ
  39. LESS/MORE fat in jejunum?
    LESS
  40. LESS/MORE fat in ileum?
    MORE
  41. FEW/MANY arcades with LONG/SHORT vasa in jejunum?
    FEW arcades with long vasa
  42. FEW/MANY arcades with LONG/SHORT vasa in ileum?
    MANY arcades with SHORT vasa
  43. Arterial supply to jejunum & ileum?
    Superior Mesenteric A.
  44. Sympathetic Innervation to jejunum & ileum?
    • T5-T9 via Splanchnic Nn.
    • (reduces motility, vasoconstrictor)
  45. Parasympathetic Innervation to jejunum & ileum?
    • POST Vagal Trunk
    • (increases motility, vasodilator)
  46. Distinctive characteristics of Lg. Intestine? (4)
    • Tenia Coli (3 thickened bands of muscle)
    • Haustra ("Puckers" between teniae)
    • Appendices Epiploicae/ Omental Appendices (fat "tear drops")
    • Larger diameter!
  47. 1st part of Lg. Intestine?
    Cecum
  48. Portion that comes off of cecum?
    Appendix
  49. Arterial supply to cecum & appendix?
    Br. of Superior Mesenteric A.
  50. T/F: Ascending colon is retroperitoneal?
    TRUE
  51. Arterial supply to ascending colon?
    Superior Mesenteric A.
  52. T/F: Transverse colon is intraperitoneal?
    TRUE
  53. Arterial supply to transverse colon?
    Superior Mesenteric A.
  54. T/F: Descending colon is intraperitoneal?
    FALSE: retroperitoneal
  55. Arterial supply to descending colon?
    Inferior Mesenteric A.
  56. T/F: Sigmoid colon is intraperitoneal?
    TRUE
  57. Arterial supply to sigmoid colon?
    Inferior Mesenteric A.
  58. Arterial supply to rectum & anal canal?
    • Inferior Mesenteric A.
    • Rectal br. off the Internal Iliac A.
  59. Sympathetic innervation to descending colon, sigmoid colon, rectum, & anal canal?
    Lumbar Nn.
  60. Parasympathetic innervation to descending colon, sigmoid colon, rectum, & anal canal?
    Pelvic Splanchnic Nn.
  61. Nerve roots of Pelvic Splanchnic N?
    S2-4
  62. Associated organs with GI tract? (3)
    • Pancreas
    • Liver
    • Gall Bladder
  63. What is the largest gland in the body?
    Liver
  64. Functions of the liver? (3)
    • Stores glycogen
    • Secretes bile
    • Metabolic functions
    • (**filters everything!)
  65. Bile produced in the liver is stored where?
    Gall Bladder
  66. Which ligament separates the liver into (R) & (L) parts and attaches to the diaphragm?
    Falciform ligament
  67. What organ in the abdominal cavity is NOT associates with the GI tract?
    Spleen
  68. T/F: The spleen is intraperitoneal?
    TRUE
  69. Arterial supply to spleen?
    Splenic A.
  70. Which two veins join to form the Portal V?
    • Splenic V.
    • Superior Mesenteric V.

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