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Biomedical Engineering-Drug Delivery 7-10 Multiple Choice:There might be multipl

ID: 201557 • Letter: B

Question

Biomedical Engineering-Drug Delivery 7-10 Multiple Choice:There might be multiple answers that are correct. Please list all that are correct 7. The principle site(s) for the absorption of oral drugs is (are) a. the stomach b. the small intestines c. the large intestines d. the colon e. the mouth 8. Major concern(s) associated with nanoparticles is (are) a. alterations of nanoparticles during and after formulation process b. cell toxicity/biocompatibility c. peptide conjugation onto nanoparticles d. right dose of nanoparticles when administration e. all of the above 9. Which is/are not the property/properties of drugs that affect the drug absorption? a. partition coefficient b. solubility c. degree of ionization d. plasma clearance e. none of the above 10. Zero-order controlled release can be obtained from: a. Diffusion controlled reservoir b. Diffusion controlled matrix c. Osmosis controlled drug delivery system d. None of the above

Explanation / Answer

7. e)The mouth

a) The stomach

b)The small intestine

8. a) Alterations of nanoparticles during and after the formulation process

b) Cell toxicity/ biocompatibility

9. b)SOLUBILITY ( LIPID-WATER SOLUBILITY)

c) DEGREE OF IONIZATION

10.a) DIFFUSION CONTROL RESERVOIR

b) DIFFUSION CONTROL MATRIX