The mechanism of action of chloramphenicol is inhibition of synthesis of_____________?

Related Mcqs:

1. Chloramphenicol can cause_____________?

   A. Staining of teeth
   B. Aplastic anaemia
   C. Bone marrow suppression
   D. B & C

2. Triglyceride synthesis synthesis is increased by______________?

   A. Growth hormone
   B. Insulin
   C. Cortisol
   D. Gulcagon

3. Which among the drugs given below, does Not act by protease inhibition ?

   A. Ritonavir
   B. Saquinavir
   C. Nelfinavir
   D. Zanamivir

4. Mechanism of action of chlortetracycline_____________?

   A. Interfere with metabolism
   B. Inhibition of protein synthesis
   C. Inhibition of cell wall formation
   D. Interfere with DNA function

5. Mechanism of action of quinolones is______________?

   A. Inhibits DNA gyrase
   B. Inhibits Bacterial protein synthesis
   C. Inhibits bacterial cell wall synthesis
   D. Inhibits intake of folic acid

6. Mechanism of action of beta-lactam antibiotics would be______________?

   A. Inhibition of bacterial protein synthesis by binding to subunit of bacterial ribosomes
   B. Inhibition of cell wall peptidoglycan synthesis by competitive inhibition of transpetidases
   C. Reduced drug causes strand breaks in DNA
   D. Inhibition of DNA synthesis by inhibiting DNA-Dependent RNA polymerase

7. Mechanism of action of nifidipine is_____________?

   A. It has a prominent smooth muscle relaxant action causes arteolar dilation leading to fall in blood pressure
   B. Nifidipine depresses the SA node thus decreasing mycocoardial excitability
   C. Mainly depression of A-V conduction
   D. Decreased cardiac output thus decreasing load on myocardium

8. The mechanism of action of sodium nitroprusside is_____________?

   A. Increases cAMP
   B. Direct Vasodilator
   C. Calcium channel blocker
   D. Block the sympathetic flow at hypothalamus

9. Competitive enzyme inhibition will cause_____________?

   A. Decrease of km and increase of Vmax
   B. increase of km and increase of Vmax
   C. Decrease of km and decrease of Vmax
   D. Increase of km and Unchanged of Vmax

10. The main site of fluoride inhibition in the Embden Meyerhof pathway of acid____________?

    A. ATPase
    B. Enolase
    C. Pyruvate Kinase
    D. Fructose 6 phosphatase