Mid-Term

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mustangtyra
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29454
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Mid-Term
Updated:
2010-08-09 22:46:48
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Anatomy Physiology
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Chapters 16-19, 22, 23
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  1. Wave-like smooth muscle contractionsthat move foodstuffs through the alimentary tube.
    Peristalsis
  2. Chemical or mechanical process of breaking down foodstuffs to substances that can be absorbed.
    Digestion
  3. Enzymatic breakdown of any type of food molecule.
    Hydrolysis
  4. Process by which the products of digestion pass through the lumen of the gastrointestinal tract into the blood or lymph.
    Absorption
  5. Food is contained in the gastrointestinal tract from the time of ingestion until it is completely digested and the waste prepared for elimination?
    True
  6. Some of the microbes that often invade other organs of the body are rarely found in the stomach. The reason for this is the presence of HC1?
    True
  7. Kuppfer cells are found in the liver and are responsible for removing bacteria and worn out cells?
    True
  8. The cell type of the wall of the large intestine, excluding anal cells, is very different from that of the small intestines?
  9. Pepsinogen is the precursor to the gastric enzyme for protein digestion and is secreted by the parietal cells?
    False
  10. The main chemical activity of the stomach is to begin the digestion of proteins?
    True
  11. The function of the enzyme salivary amylase is to begin digesting proteins?
    False
  12. Chemical digestion of lipids is initiated in the mouth?
    False
  13. Dentin anchors the tooth in place?
    False
  14. Peyer's patches are found in the submucosa of the distal end of the small intestine?
    True
  15. The digestive function of the liver is to produce bile?
    True
  16. The pancreas has both an endocrine and an exocrine function?
    True
  17. Mumps is an inflation of the parotid glands caused by myxovirus?
    True
  18. Fats significantly delay the emptying of the stomach?
    True
  19. The soft palate rises reflexively to open the nasopharynx when we swallow food?
    False
  20. The intrinsic ability of visceral smooth muscle to exhibit the stress-relaxation response is termed plasticity?
    True
  21. The pharyngeal-esophageal phase of swallowing is involuntary and is controlled by the swallowing center in the thalamus and lower pons?
    False
  22. Another term for swallowing is deglutition?
    True
  23. Most nutrients are absorbed through the mucosa of the intestinal villi by active transport?
    True
  24. Ionic iron is actively transported into the mucosal cells, where it binds to the protein ferritin, a phenomenon called the mucosal iron barrier?
    True
  25. Nucleus has two lobes; contains granules of lysosomal enzymes; functions in attacking parasitic worms.
    Eosinophil
  26. Nucleus is multilobed; functions as phagocyte; contains fine indistinct granules.
    Neutrophil
  27. Transports CO2 and oxygen.
    Erythrocyte
  28. contains a U- or an S-shaped nucleus; granules stain very dark; releases histamine and heparin.
    Basophil
  29. Largest of the WBC's; crucial in defense against viruses; associated with chronic infections.
    Monocyte
  30. Main contributor to osmotic pressure.
    Albumin
  31. Antibodies released by plasma cells during immune response.
    Gamma globulins
  32. Forms fibrin thread of blood clot.
    fibrinogen
  33. Transport proteins that bind to lipids, metal ions, and fat-soluble vitamins.
    Alpha and Beta globulins
  34. Cancerous condition involving white blood cells.
    Leukemia
  35. Condition in which blood has abnormally low oxygen-carrying capacity.
    Anemia
  36. Abnormal excess of erythrocytes resulting in an increase in blood viscosity.
    Polycythemia
  37. Free-floating thrombus in the bloodstream.
    Embolism
  38. The primary source of RBC's in the adult human being is the bone marrow in the shafts of the long bones?
    False
  39. Leukemia refers to cancerous conditions of white blood cells?
    True
  40. The immediate response to blood vessel injury is clotting?
    False
  41. The process of fibrinolysis disposes of bacteria when healing has occured?
    False
  42. The RBC "graveyard" is the liver?
    False
  43. Hemorrhagic anemias result from blood loss?
    True
  44. White blood cells are produced through the action of colony-stimulating factors?
    True
  45. Hemoglobin is made up of the protein heme and the red pigment globin?
    False
  46. Each heme contains an atom of iron and can transport one molecule of oxygen?
    True
  47. Each hemeglobin molecule can transport two molecules of oxygen?
    False
  48. Diapedesis is the process by which red blood cells move into tissue spaces from the interior of blood capillaries?
    False
  49. Positive chemotaxis is a feedback system that signals leukocyte migration into damaged areas?
    True
  50. A condition of leukocytosis indicates over 11,000 white blood cells per cubic millimeter in the blood?
    True
  51. Basophils increase in number when parasitic invasion occurs?
    False
  52. Leukopenia is an abnormally low number of leukocytes?
    True
  53. A person with type B blood could recieve blood from a person with either type B or type O blood?
    True
  54. Leukocytes move through the circulatory system by amoeboid motion?
    False
  55. Granulocytes called neutrophils are phagocytic and are the most numerous of all WBC types?
    True
  56. All lymphocytes are leukocytes, but not all leukocytes are lymphocytes?
    True
  57. Myelocytic leukemia involves a cancerous condition of lymphocytes?
    False

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