Novel Drug Delivery Systems Exam Questions PDF

1 Fourth Year B. Pharm. (Sem VIII) CBCS BPH_E_811_T – Novel Drug Delivery Systems Sample MCQs for Practice 1. A lipid bilayer structure that encloses an internal aqueous volume. A. Niosome B. Liposome C. Solid lip...

1 Fourth Year B. Pharm. (Sem VIII) CBCS BPH_E_811_T – Novel Drug Delivery Systems Sample MCQs for Practice 1. A lipid bilayer structure that encloses an internal aqueous volume. A. Niosome B. Liposome C. Solid lipid nanoparticle D. Nanoparticle 2. A spherical solid lipid particle prepared from physiological lipid, dispersed in water or in aqueous surfactant solution. A. Solid lipid nanoparticle B. Liposome C. Niosome D. Nanoparticle 3. A non-ionic surfactant based multilamellar or unilamellar vesicular structure A. Microspheres B. Liposome C. Niosome D. Nanoparticle 4. This particulate system is also known as “bodies of water”. A. Aquasome B. Liposome C. Niosome D. Dendrimer  2 5. Which of the following is a non- erodible insert? A. Ocusert B. Collagen shield C. NODS D. SODI 6. A prominent structure for ocular absorption of drugs A. Conjunctiva B. Choroid C. Sclera D. Cornea 7. The polymer used in “Lacriset” A. Hydoxy ethyl cellulose B. Hydoxy Methyl cellulose C. Methyl cellulose D. Hydroxy propyl cellulose 8. An ocular device that has the shape of a flag A. Ocusert B. Lacrisert C. NODS D. SODI 9. Which of the following does not constitute an appendageal route? A. Sweat glands B. Hair follicle C. Sebaceous gland D. Stratum corneum  3 10. “Transderm-Scop” is used in the treatment of A. Hypertension B. Angina C. Motion sickness D. Antidote for smoking 11. The size of particles in a a parenteral suspension should be A. 10 to 20 µm B. Less than 10 µm C 100 to 200 µm D.50 to 100 µm 12. Alzet is an example of _______________________ type of parenteral system. A. Osmotic pressure activated B. Vapour pressure activated C. Magnetically activated D. Hydration activated 13. The anterior part of the nasal cavity opening towards the face. A. Nasopharynx B. Nasal septum C. Nasal vestibule D. Nasal turbinate 14. An advantage of Novel Drug Delivery Systems is A. it causes fluctuation of blood levels B. it cannot be target specific C. it increases toxicity of the drug D. it reduces side effects of the drug  4 15. Osmotic drug delivery systems A. have a membrane that is soluble at intestinal pH B. the membrane is impermeable to gi fluids C. the membrane is permeable to water D. the membrane must swell 16. Monolithic devices A. have drugs with large therapeutic indices B. have rapid drug permeation C. only hydrophilic polymers are used D. release is through a polymer membrane 17. A Polymer used for colonic systems is A. carboxymethyl cellulose B. cellulose acetate phthalate C. gelatin D. acacia 18. Drug release from osmotic drug delivery systems depends on A. osmotic pressure B. ionic strength C. osmotic pressure & ionic strength D. osmotic pressure & environment in git 19. One method to prepare nanoparticles is A. pan coating B. filtration C. solubilisation D. precipitation 20. Excipient to increase density of GRDDS is A. zinc oxide B. talc C. sodium bicarbonate D. calcium carbonate 21. __________ is a dispersed matrix system A. nanospheres B. nanoparticles C. nanocapsules D. nanopolymers  5 22. Microspheres are prepared by coacervation using A. non solvent B. trituration C. pH D. pressure 23. Drug permeation through the buccal mucosa is by A. paracellular B. transcellular C. both paracellular and transcellular D. pinocytosis 24. Chitosan is a __________ mucoadhesive polymer A. cationic B. anionic C. synthetic D. non-ionic 25. ________ is a drug unsuitable for GRDDS A. ciprofloxacin B. diazepam C. furosemide D. aspirin 26. Which of the following is a natural polymer used in nanoparticles. A.Polycaprolactone B. Polylactic acid C. Alginate D. Polystyrene 27. A microcapsule has____________ A. Drug dispersed in matrix B. Dug core surrounded by distinct wall C. Drug adsorbed on the surface  6 D. Drug distributed in polymeric matrix 28. A polymeric implant that is biodegradable A. Prepared from silicone B. Prepared from Polyurethane C. Prepared from Polylactic acid D. Prepared from polyacrylate 29. Paracellular route for nasal drug delivery is A. Slow and passive lipodial pathway B. Slow and passive aqueous pathway C. Fast and active aqueous pathway D. Fast and active lipodial pathway 30. Sodium taurocholate used as penetration enhancer is A. A Surfactant B. Fatty acid with surfactant property C. Bile salt with surfactant property D. Bile salt but no surfactant property 31. pH of nasal formulation in the physiological range A. Keeps the drug in ionized state B. Alters physiological ciliary movements C. Increases mucosal irritation D. Keeps the drug in unionized state and sustains physiological ciliary movements 32. Mucocilliary clearance is A. A barrier to nasal absorption B. Not a barrier to nasal absorption C. It is protective in function  7 D. It is a barrier to nasal absorption but also protective in function 33. Which of the following characteristics is suitable for transdermal drug? A. Large drug dose B. Large molecular size C. Drugs with narrow therapeutic indices D. Drugs which are metabolized in the skin 34. Reservoir systems A. do not depend on area B. have a rate controlling membrane C. follow any order of kinetics D. are highly porous 35. Factors affecting lymphatic uptake include A. larger aqueous phase B. greater hydrophilicity of nanoparticles C. low concentration of surfactant D. longer chain length of lipid 36. Stealth liposomes A. have short half-life B. are taken up by macrophages C. have very large size D. are sterically stabilized 37. An example of a polymer incorporated into dendrimers is A. propylene glycol B. polyethyleneimine C. polyurethane D. styrene copolymers  8 38. Spray congealing method of pelletization includes A. globulization B. agitation C. powdering D. compaction 39. Hydrogen bonds in mucoadhesion are formed by A. dipole moment B. non polar groups C. dispersion forces D. electronegative atoms 40. Modified balance method is used to evaluate A. particle size B. adhesive strength C. drug release D. swelling 41. Eudragit L100 is a type of A. cellulose polymer B. vinyl co-polymer C. methacetic acid co-polymer D. methacrylic acid co-polymer 42. A Primary Irritation index of