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PCOL 355 Exam 3- REAL questions with complete solutions
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PCOL 355 Exam 3- REAL questions with complete solutions
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PCOL 355 Exam 3- REAL questions with completesolutions
What is the kinetic order for solution degradation and the kinetic order for suspension degradation? Correct Answer-Solutions degrade by first-order kinetics.
Suspensions degrade by zero-order kinetics
Which class in the Biopharmaceutical Classification System (BCS) do the majority
of marketed drugs fall into? Correct Answer-Class II
How many total metabolites does ritanovir have and how many of them are active metabolites? Correct Answer-5 total metabolites and 1 metabolite is active
What is the name of the reverse thermodynamic process of dissolution? Correct Answer-Precipitation
What is the % drug remaining at the time of the product's expiration date? Correct Answer-90%
What are the spacer classes that are used with pMDIs? Correct Answer-Simple open tube chamber, reservoir, and reversed-flow
What is the molecular weight criteria applies for requiring a permeation enhancer for absorption? Correct Answer-Greater than 1,000 g/mol
The vaginal pH of healthy women of reproductive age is _________ and ________
in the presence of semen.
A. Acidic;increases
B. Basic; decreases C. Neutral; increases
D. Neutral;decreases Correct Answer-A. Acidic;increases
What is the dosage form(s) via vaginal drug delivery?
A. Tablets
B. Douches and Rinses
C. Osmotic Systems
D. Tampons
E. All of the above Correct Answer-E. All of the above
What are some advantages of vaginal delivery?
A. No first-pass metabolism
B. Ease of administration
C. Can maintain lower systemic concentrations of drug
D. All of the above
E. A and B only Correct Answer-D. All of the above
Which of the following is a limitation of a vaginal drug delivery system?
A. Variations in pH and mucus thickness
B. Leakage leading to low residence time
C. Higher incidence of side-effects
D. All of the above
E. Only answers A and B are correct Correct Answer-E. Only answers A and B are
correct
Which of the following about vaginal rings is correct?
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