Current Advances of Novel Drug Delivery System

1. Liposomes are spherical structures, usually between in diameter……………..

A. 80nm-100nm

B. 60nm-100nm

C. 55nm-1000nm

D. 15nm-1000nm

D. 15nm-1000nm

2. Liposomes consists of a bilayer of…………………

A. Hydrophilic molecules

B. Hydrophobic molecules

C. Both a and b

D. None

C. Both a and b

3. Liposomes have half-life …………….

A. Longer

B. Shorter

C. Intermediate

D. Both a and b

B. Shorter

4. Liposome phospholipids undergoes ………………

A. Oxidation

B. Hydrolysis

C. Acetylation

D. Both a and b

B. Hydrolysis

5. Intermediate sized unilamellar vesicles are prepared by

A. Sonication

B. High pressure extrusion technique

C. Detergent dialysis

D. Both b and c

D. Both b and c

6. The diameter of Small unilamellar vesicles is

A. 20-100nm

B. 20-1000nm

C. 10-100nm

D. 100nm-400nm

A. 20-100nm

7. Tranfersome belongs to the classification according to

A. Composition

B. Application

C. Function

D. None of the above

C. Function

8. Liposomes with ___________number of lamella are called as “pauci -lamellar liposomes”.

A. Lower

B. Higher

C. Single

D. None of the above

A. Lower

9. Passive Loading Technique includes…………..

A. Lyophilization

B. Proliposomes

C. Solvent dispersion

D. Both a and b

C. Solvent dispersion

10. Loading of the entrapped agents before/during the manufacture procedure is known as…………

A. Active loading

B. Passive loading

C. Both a and b

D. None of the above

B. Passive loading