NEET PG Pathology MCQs 24 – Hemodynamics – 2

  1. A least affected organ in arterial thromboembolism is?
    1. Liver
    2. Kidney
    3. Heart
    4. Brain
      1. Ans(1)
  2. Endothelium activation refers to:
    1. Aberration of an anatomy of a vessel wall
    2. Irreversible changes in the functional state of the vessel wall
    3. Smooth muscle proliferation
    4. Increased expression of adhesion molecules for leukocyte recruitment
      1. Ans(4)
  3. Minimum quantity of air in pulmonary circulation to cause clinical effects
    1. 10 ml
    2. 50mll
    3. 100 ml
    4. 500ml
      1. Ans(3)
  4. Septic Shock is due to:
    1. Vasodilation
    2. Decreased cardiac output
    3. Endothelial damage
    4. All of the above
      1. Ans(4)
  5. The most common source of embolism:
    1. DVT
    2. Trauma
    3. Infection
    4. Surgery
      1. Ans(1)
  6. MC endogenous pyrogen and shock manifestation are:
    1. IL-6
    2. IL -8
    3. IL 1bata
    4. TNF alpha
      1. Ans(4)
  7. Which of the following is true of fat embolism:
    1. Thrombocytopenia
    2. Macroglobulinemia
    3. prothrombin time increased
    4. Fat globules in urine
      1. Ans(1,4)
  8. Procalcitonin is used as a marker for?
    1. Sepsis
    2. Medullary carcinoma of the thyroid
    3. Vitamin D resistant rickets
    4. Parathyroid adenoma
      1. Ans(1)
  9. All of the following conditions may predispose to pulmonary embolism except:
    1. Protein S deficiency
    2. Malignancy
    3. Obesity
    4. Progesterone therapy
      1. Ans(4)
  10. Endotoxin shock is initiated by:
    1. Endothelial injury
    2. Peripheral vasodilation
    3. Increased vascular permeability
    4. Cytokines action
      1. Ans(4)
  11. Which infarcts are seen in all the following organs except:
    1. Lung
    2. Heart
    3. Spleen
    4. Kidney
      1. Ans(1)
  12. True about shock
    1. In the early stage, cardiac output and BP are maintained
    2. There is decreased sympathetic activity
    3. Renin secretion may be increased
    4. Aldosterone secretion is decreased
      1. Ans(1,3)
  13. The red infarct is seen in:
    1. Lung
    2. Heart
    3. Kidney
    4. Spleen
      1. Ans(1)
  14. The organ most vulnerable to ischemic due to shock:
    1. Lungs
    2. Adrenals
    3. Neurons
    4. Heart
      1. Ans(3)
  15. Red infarct occurs in:
    1. In tissues with dual circulations
    2. Occur only when both arterial and venous obstruction occurs simultaneously
    3. Organs which are previously congested
    4. Organs with loose tissue
      1. Ans(1,3,4)
  16. In cardiac shock:
    1. SBP<90mmµg
    2. DBP <80 mmHg
    3. Urine output <20mL/hr
    4. Cardiac index <3.5
    5. Stroke volume 70mL
      1. Ans(1)
  17. The white infarct is seen in:
    1. Lung
    2. Intestine
    3. Kidney
    4. ovary
      1. Ans(3)
  18. The histological features of shock include:
    1. ATN
    2. Pulmonary congestion
    3. Depletion of lipids in the adrenal cortex
    4. Hepatic necrosis
    5. Depletion of lymphocytes
  19. The red infarct is seen in:
    1. Liver
    2. Kidney
    3. Brain
    4. Lung
      1. Ans(4)
  20. In gram-negative septicemia early findings setting before the shock of florid is:
    1. Increased Cardiac output decreased Total peripheral resistance
    2. Increased Cardiac output increased Total peripheral resistance
    3. Decreased Cardiac output increased Total peripheral resistance
    4. Decreased Cardiac output decreased Total peripheral resistance
      1. Ans(1)
  21. Pale infarcts are seen at all of the following sites except:
    1. Heart
    2. Spleen
    3. Kidney
    4. Lung
      1. Ans(4)
  22. The first effects of endotoxin are :
    1. Endothelial damage
    2. Perivascular necrosis
    3. DIC
    4. All the above
      1. Ans(1)
  23. All of the following are true of red infarction except:
    1. Occurs with venous occlusion
    2. Seen in loose
    3. Occurs in end arterial occlusion
    4. Occurs in previously congested tissue
      1. Ans(3)
  24. Severe hypovolemic shock occurs when blood volume less is:
    1. 10%
    2. 20%
    3. >30%
    4. >40%
      1. Ans(4)
  25. On sectioning of an organ at the time of autopsy, a focal wedge-shaped firm area is seen ion accompanied by extensive hemorrhage, with a red appearance. The lesion has a base on the surface of the organ. This finding is typical of:
    1. Lung with pulmonary thromboembolism
    2. Heart with coronary thrombosis
    3. Liver with hypovolemic shock
    4. Kidney with the septic embolus
      1. Ans(1)

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