PCOL 355 E1 Exam Questions with Correct Answers

PCOL 355 E1 Exam Questions with Correct Answers which statement is correct for a tablet for oral drug delivery? A. No disintegration is needed B. Dissolution first followed by disintegration C. Disintegration first followed by dissolution - Answer-C. Disintegration first followed by dissolution Which statement is correct for passive diffusion? A. Driven by drug concentration gradient B. Driven by energy C. Driven by transporters - Answer-A. Driven by drug concentration gradient Which statement is correct for drug efflux transporters? A. Driven by drug concentration gradient B. Driven by energy C. Driven by passive diffusion - Answer-B. Driven by energy What are the two required delivery characteristics that controlled release drug delivery must have by definition? - Answer-Must have both SPATIAL (space) controlled delivery and TEMPORAL (time) controlled delivery What is the drug release rate "order" type that controlled release drug delivery must exhibit by definition? - Answer-ZERO-order release rate - Answer- The site of maximal drug absorption in the GI tract for a typical oral drug is in which of the following? A. Small intestine B. Stomach C. Colon - Answer-A. Small intestine