Phys exam 2 Dr. grey

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Phys exam 2 Dr. grey
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2012-03-25 00:13:57
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Phys exam 2 Dr.Grey
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  1. Name any type of white blood cell?
    Neutrophil, eosinophil, basophil, lymphocyte, monocyte
  2. what is the normal blood volume for an adult?
    4-6L
  3. Among various etrhnic groups the two most common blood types are ?
    O and A
  4. People with type A blood have isoantigens called ?
    A antigens/ Bantibodies
  5. Agranular Monocytes that develope into macrophage that develope outside of the blood stream are called?
    Monocytes
  6. Aclogging in an unbrocken blood vessel would be called?
    Thrombosis
  7. T-cells have the CD8 proteins on their plasma membranes called_______ those that have the CD4 are called________?
    Cytoxic, helper T-cells
  8. Activated Bcells clone and differinciate into antibody secreting cells called_______and if they are going to be used for future protection aainst the same antigen they are called ______?
    Plasma cells, memory cells
  9. Most antobodies belong to which class of immunoglobulins?
    IgG
  10. Cells in the epidermis thought to function in sensation?
    Merkel cells
  11. Nerve endings in the hypodermis that are sensitive to pressure are?
    Pacinian
  12. Lack of the enzyme tyrosinase results in an inability to produce?
    Melanin
  13. Melanin is synthesized by lelanocytes from the amino acid?
    Tyrosine
  14. the substance in the skin that protects us from UV light?
    Melanin
  15. The substance in our skin that protects us from bacterial invasion and mechanical injury is?
    kerotine
  16. Atmospheric pressure at sea level would be?
    760 mmHg
  17. Which of the following contains the highest percentage of CO2?
    Aveolar air
  18. The Haldane effect refers to the decrease in the affinity of hemoglobin for oxygen when the pH decreases?
    True
  19. The Bohr efect refers to the decreased affinity of hemoglobin for oxygen when pH decreases.
    True
  20. The use of hyperbaric oxygen therapy is associated with which a greater than normal volume of oxygen can be dissolved in blood using pressure it is a clinical application using?
    Henry's Law
  21. the tidal volume is the volume of air moved in and out of the lungs in?
    A single quiet breath
  22. The residual volume is the amount of air remaining in the lungs after?
    Forced expiration
  23. which of the following best describes the process of inspiration?
    contraction of the diaphragm increases the depth of the thoracic cavity, as the size of the thoracic cavity increases intrpulmonic pressure decreases below the atmosphiric pressure and air comes in along the pressure gradient.
  24. Most carbon dioxide is transported in blood by?
    Bicarbinate
  25. Carbonic acid is produced when?
    CO2 combines with water
  26. Dalton's law states?
    in a mixture of gasses, each exerts its own pressure
  27. compliance is affective primarily by the amount of elastic tissue in the lungs and the amount of?
    Surfactant
  28. Boyle's law states that at aconstant tempurature the volume of gas varies inversly with the pressure?
    True
  29. Most oxygen is transported in the blood by?
    the Heme portion
  30. Anatomical ead Space is do called because?
    There is no exchange of gasse between thses spaces and the blood
  31. which of the following events occurs first in inflammation?
    Vasodialation
  32. The term "immunological surveillance" refers to identification and destruction of cells displaying tumors or antigens?
    True
  33. In MHC two antigens are located on the?
    Antigen presenting cells
  34. Antibodies are consisting of?
    Heavy and light chains
  35. The term "immunological tolerance" refers to?
    Lack of reactivity to peptide fragments of one's own proteins
  36. Antobodies are produced by?
    B-lymphocytes that are form plasma cells
  37. For every 100 leukocytes how many monocytes would you expect to see?
    3-8%
  38. Major histocompatibility complex antigens are?
    Proteins encoded by genes present in nucleated cells that must be matched for a successful tissue transplant
  39. The normal number of Thrombocytes in circulation?
    300,000 per mm cubed
  40. Does 7.0 fall into the range for normal blood pH?
    No 7.42
  41. Carbamenohemoglobin (Hb-CO2) forms when?
    23% of CO2 binds to the globin portion of hemoglobin for transport to the lungs
  42. Leukocytes with a red/orange color might be refered to as?
    eosinophils
  43. Leukocytes with blue/black granules would be?
    basophils
  44. If you had a lab slip that said 70% neutrophils that would be?
    within normal range
  45. Eosinophils are often elevated in?
    parasitice worm infection
  46. The purpose for giving Rh immune globulin to women who have just delivered a child might be to?
    block recognition of any fetal red cells by the mothers immune system
  47. Type O is considered a theoretical universal donor?
    because there are no A or B isoantigens on the red cells
  48. The term after load refers to?
    The pressure that must be overcome before semi lunar valves can open
  49. If the heart rate is about 75 bpm each cardiac cycle takes?
    .8 seconds
  50. Blood flow is defined as?
    volume of blood flowing through a tissue in a given time period
  51. Blood flows more slowly through?
    Capilaries because they have a larger cross section area
  52. Resting pulse is?
    Between 70-80 bpm
  53. Generally speaking we are going to say that the BP rises to?
    120 in the systolic and drops to 80 in the diastolic
  54. MABP (mean arterial blood pressure) is approximately?
    One-third of the way between diastolic and systolic blood pressure
  55. Bradycardia is less than about?
    60 beats/minute
  56. Tachycardia is over?
    100 beats/minute
  57. Sympathetic impulse does what?
    Increase the heart rate
  58. Baroreceptors monitor?
    Stretching of walls of blood vessels and the atria
  59. Fibrinolysis is?
    The dissolving of a blood clot
  60. Which of the following would be true for a person with type B blood?
    They could donate blood to a type AB (the universal recipient)
  61. Which of the following could be true for a normal person with anti A antibodies?
    Could be type B
  62. 15 grams per 100 mL would be the normal range for?
    Hemoglobin
  63. The initiation of the heart beat is the responsibility of the?
    SA node
  64. The Frank- Starling law of the heart states?
    A greater force of contraction can occur if the heart muscle is stretched first
  65. A substance that is a positive inotropic agent?
    Epinephrine
  66. Diastasis occurs when?
    The AV valves have opened but atrial systole has not yet occurred
  67. Repolarization of cardic myo fibers occurs do to?
    The opening of voltage- gated potassium ion (K+) channels
  68. On an ECG or EKG depolarization the atria is represented by?
    P wave
  69. On the ECG repolarization of the ventricles is represented by?
    T wave

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