2023 - Multiple Choice Questions

Which pattern of breathing increases the elastic work of breathing the most?
  1. Rapid and Deep
  2. Rapid and Shallow
  3. Slow and Deep
  4. Slow and Shallow
Which area of the GIT absorbs the most amount of water?
  1. Oesophagus
  2. Stomach
  3. Small Intestine
  4. Large Intestine
What is the half-life of lignocaine?
  1. 30 minutes
  2. 1 hour
  3. 2 hours
  4. 4 hours
The decrease in pressure along a tube in relation to laminar flow is proportional to the:
  1. Radius of the tube to the power of 4
  2. Inverse of the diameter of the tube to the power of 4  
  3. Inverse of the radius of the tube to the power of 4
  4. Diameter of the tube to the power of 2
The action of which of the following leads to vasoconstriction:
  1. Bradykinin
  2. Endothelin-converting enzyme
  3. Nitric Oxide Synthase
  4. Plasma Kallikrein
Which class of antibiotics acts via cell membrane inhibition?
  1. Aminoglycosides
  2. Carbapenems
  3. Quinonlones
  4. Tetracyclines
Which of the following factors involved in coagulation has the shortest half-life?
  1. Factor II
  2. Factor IX
  3. Factor X
  4. Protein C