Q. According to the pH-partition hypothesis which one of the given options doesn’t govern the absorption?
✅ Correct Answer: (A)
The molecular size of the drug
Biopharmaceutics and Pharmacokinetic MCQs and Notes
Q. Suspending agent and some sugars can be used as viscosity imparters.
✅ Correct Answer: (A)
True
Q. The concentration of colorant does not affect the drug solubility.
✅ Correct Answer: (B)
False
Q. PABA complex is used for the enhancement of ______________
✅ Correct Answer: (D)
Enhanced lipophilicity
Q. Which one of these is not a mechanism of the working of surfactants?
✅ Correct Answer: (D)
Decrease membrane permeability
Q. Which of the following will be an example of an organic suspending agent?
✅ Correct Answer: (C)
Acacia
Q. The deleterious effect of various coatings on drug dissolution is shown in orders below. Which one of them is the correct order?
✅ Correct Answer: (A)
Enteric coat > sugar coat > nonenteric film coat
Q. Which option will be the best example of the physicochemical properties of drugs?
✅ Correct Answer: (D)
Solubility, particle size, polymorphism, salt form, pseudo polymorphism, complexation, wettability
Q. Absorption of drugs can be categorized into 2 classes, physicochemical properties of drugs and Dosage form of the drug, on the basis of drug dissolution.
✅ Correct Answer: (A)
True
Q. Each face of the crystal has a different interfacial barrier.
✅ Correct Answer: (A)
True