In thyrotoxicosis , there is______________?

Related Mcqs:

1. Not true about T3 and T4 is______________?

   A. T3 more potent than T4
   B. T4 binds to prealbumin
   C. Absorption of T4 is more than T3
   D. Concentration of T4 is more than T3

2. A child is below the third percentile for height. Growth velocity is normal, but chronologic age is more than skeletal age. The most likely diagnosis is______________?

   A. Constitutional delay in growth
   B. Genetic short stature
   C. Primordial dwarfism
   D. Hypopituitarism

3. Chromatolysis is______________?

   A. Disintegrating of Nucleus
   B. Disintegration of golgi apparatus
   C. Disappearance of nissel granules
   D. Decrease in cell size

4. The hemoglobin % of a normal newborn is______________?

   A. 8
   B. 12
   C. 10
   D. 30

5. The function common to neutrophils, monocytes & macrophages is______________?

   A. Immune response
   B. Phagocytosis
   C. Liberation of histamine
   D. Destruction of old erythrocytes

6. Non true regarding Na/K pump is______________?

   A. Pumps Na against a gradient
   B. 5 Na+ exchanged for 2K+
   C. Increase in intracellular Na
   D. Hypocalcemia inhibits the pump

7. Site of ADH action is______________?

   A. Proximal tubule
   B. Loop of Henle
   C. Vasa recta
   D. Collecting tubule

8. Alveolar O2 tension is______________?

   A. Increased by hyperventilation
   B. Decreased by hyperventilation
   C. Similar to venous O2 tension
   D. Not affected by respiratory depression

9. The oxygen tension of the mixed venous blood is______________?

   A. 25 mm Hg
   B. 40 mm Hg
   C. 55 mm Hg
   D. 70 mm Hg

10. Most potent stimulus for secretin is______________?

    A. Dilattion of intestine
    B. Acid chyme
    C. Protein
    D. Fat