organ system

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organ system
2012-12-05 12:46:51
organ system

organ system
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  1. salvary glands
    • parotid glands
    • submandibular
    • sublingual 
  2. parotid gland
    • largest salvary gland
    • salivary amylase- degrades starch
  3. submandibular glands
    produce more serous than mucous secretions, can be felt as a soft lump along the inferior border of the mandible
  4. sublingual glands
    smallest.  produces primary mucous secretions. 
  5. papillae
    raised region of the tongue- four types, taste buds, taste, touch, muscle of mastication

    circumvallate, filiform papillae, fungiform papillae
  6. jejunum
    absorbs nutrients
  7. duodenum
    common bile duct from the liber and pancreatic duct from teh pancreas join and empty into the duodenum
  8. small intestine
    duodenum, jejunum, Ileum
  9. cecum
    joins small intestine at ileocecal junction
  10. large intestine
    cecum, colon rectum, anal canal
  11. teniae coli
    three bands formed by the longitudinal smooth muscle layer of colon
  12. crypts
    the mucosal lining of the colon contain tubular glands called crypts that contain mucus producing goblet cells
  13. the liver
    divided into left and right lobe, seperated by falciform ligament. 
  14. falciform ligament
    seperates two lobes of liver
  15. caudate and quadrate lone
    two smaller lobes of liver
  16. porta
    gate in liver where blood vessels, ducts, nerves enter and exit
  17. 2 sources that liver recieves blood from 2 sources
    hepatic artery- 02 righ blood to liver

    hepatic portal vein- nutrient rich blood to the liver 
  18. pancreatic islets
    produce insulin and glucagon in pancreas

    endocrine part of pancreas
  19. exocrine part of pancreas
    part of an acinar gland that produces digestive enzymes
  20. acini
    clusters that are connected by small ducts which join to form larger ducts that join to form the pancreatic duct
  21. pancreatic amylase
    polysaccharide digestion
  22. proteolytic enzymes
    of pancreas- trypsin, chymotrypsin, carbozypeptidase
  23. lipase
    lipid digestion in pancrease
  24. nuclease
    dna and rna degradation
  25. cholecystokinin
    release of digestive enzymes in pancrease
  26. upper respiratory tract
    external nose, the nasal cavity, the pharynx and associated structures
  27. lower respiratory tract
    the larynx, the trachea, the bronchi and the lungs
  28. pleural cavities
    layer of membranes enclosing the space for the lungs
  29. pleura
    double layered membrane around the lungs, lining the pleural cavity
  30. parietal pleura
    membrane that lines the walls of the thorax, diaphragm and mediastinum
  31. visceral pleura
    membrane that covers lungs surface
  32. 3 layers of the kidneys
    renal fascia, perirenal fat, renal capsule
  33. renal fascia- 
    outermost covering, anchors kidneys to surrounding structures
  34. perirenal fat
    cushions the kidney
  35. renal capsule
    smooth transparant covering directly over the kidney
  36. hilum
    contans renal artery, veins, nerves, ureter
  37. bowmans capsule
    • enlarged end of nephrone
    • contains podocytes
  38. parietal pericardium
    membrane around hearts cavity
  39. visceral peridcarium
    membrane on hearts surface
  40. pericardial cavity
    space around heart
  41. coronary sulcus
    separates atria from ventricles
  42. chordae tendineae
    support valves, attatch to AV valve flaps
  43. systemic vessels
    transport blood through all parts of the body, from the left ventricle and back to the right atrium
  44. lymph
    fluid that enters lymphatic capillaries composed of water and some solutes
  45. spleen
    filters blood, destroy old reb blood cells. detect and respond to forein substances
  46. PNS
    Somatic nerves- sensory and motor

    Autonomic nerves- Parasympathetic and sypathetic 
  47. brain stem
    midbrain, pons, medulla oblongata