228.Which of the following increases turbulence in blood flow?

a.Reynold's number less than 2000.
b.Decrease in the velocity of the blood.
c.Decrease in density of the blood.
d.Increase in the diameter of blood vessel.

Ans-d.Increase in the diameter of blood vessel.

Explanation-Ref ganong22/ed pg 583
reynold's no=density *diameter*velocity/viscosity

227.Name the drug having rapid onset despite high pka (9.1)

a.Procaine
b.Tetracaine
c.Chloroprocaine
d.Bupivacaine

Ans.c.Chloroprocaine

Explanation:Ref KDT 6TH ed pg 353

226.Drug not used in acute asthma is:

1.Salbutamol.
2.Ipratropium.
3.Montelukast.
4.Hydrocortisone.

Ans:3.Montelukast.

Explanation:KDT 5th ed pg 205