44. Which of the following is a characteristic of battery powered pumps?
a) Free flowing powders
b) The system is programmed to release drugs at a controlled rate
c) Control drug release by partitioning the drug from the oil
d) Administration of emulsions

45. The drug loading in resealed erythrocytes can be done by 1st immersing the cells in a
buffered hypertonic solution.
a) True
b) False

46. How are MLV liposomes made?
a) 2-10 bilayers of lipid
b) Series of concentric bilayers of lipid
c) The single bilayer of lipid
d) 100 bilayer of lipid

47. How are OLV liposomes made?
a) 2-10 bilayers of lipid
b) Series of concentric bilayers of lipid
c) A single bilayer of lipid
d) 100 bilayer of lipid

48. What is dosage regimen?
a) The concentration of active agent in the drug formulation
b) The manner in which the drug is given to old people

c) The manner in which a drug is taken
d) The manner in which drug given to child

49. What is the optimal multiple dosage regimen?
a) The concentration of active agent in the drug formulation
b) Dosage which maintains the plasma concentration within the therapeutic window.
c) The manner in which a drug is taken
d) The manner in which drug given to child