• 2022-05-29
    If a fluid's fluid/serum protein ratio is 0.8, this fluid is____
    A: transudate
    B: exudate
    C: ascites
    D: CSF
    E: pleural effusion
    Ⅱ. Please answer the questions briefly (5 marks each, 30 marks).
  • B

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    • 0

      A patient with a suspected empyema has a thoracentesis, and pleural fluid has been sent to the laboratory for examination. Which of the following constituents of the pleural fluid would be best to support a diagnosis of empyema? A: Epithelial cells B: Plasma proteins C: Leukocytes D: Erythrocytes

    • 1

      Edema is A: Excessive intracellular fluid B: Excess extracellular fluid C: Excessive fluid in tissue spaces or body cavity D: Excessive intravascular fluid

    • 2

      A compressible fluid is flowing through a pipe with a constriction. The diameter of the narrow section is 1/2 the diameter of the wide section. The density of the fluid in the narrow section is 3/4 the density of the fluid in the wide section. If the velocity of the compressible fluid is 3.600 m/s in the narrow section, then what is the velocity of the fluid in the wide section? A: 0.675 m/s B: 0.805 m/s C: 0.250 m/s D: 0.333 m/s E: 0.500 m/s

    • 3

      That the concentration difference between the plasma and the<br/>interstitial fluid is the highest is ___. () A: Na+ B: Cl- C: K+ D: Protein E: HCO3-

    • 4

      A _______ fluid is a fluid whose stress versus rate of strain curve is linear and passes through the origin. A: Newtonian fluid B: non-Newtonian fluid C: turbulent flow D: laminar flow