Top 250+ Solved Absorption MCQ Questions Answer
Q. Which kind of absorption mechanism is showing in the picture?
a. Endocytosis
b. Passive transport
c. Active transport
d. Facilitated diffusion
Q. Which one of these is a physicochemical property of Drug substance?
a. Drug solubility
b. Disintegration time
c. Age of patient
d. Dissolution time
Q. Which one of these does not come under a physicochemical property of drugs?
a. Drug solubility
b. Disintegration time
c. Dissolution rate
d. Drug stability
Q. In the sequence of events in the drug absorption from orally administered solid dosage, which onecomes at first?
a. Disintegration
b. Disaggregation
c. Dissolution
d. Absorption
Q. Which one is the correct sequence for drug absorption through the oral route?
a. Absorption – Dissolution – Disintegration – Deaggregation
b. Disintegration – Dissolution – Deaggregation – Absorption
c. Disintegration – Deaggregation – Dissolution – Absorption
d. Disintegration – Deaggregation – Absorption – Dissolution
Q. Patient-related factors of drug absorption do not deal with which one of these?
a. Age
b. Gastric Emptying time
c. Intestinal transit time
d. Pharmaceutic ingredients
Q. The rate at which drug reaches the systemic circulation is determined by the slowest of the various steps involved in the sequence. This is known as ____________
a. Disintegration time
b. Dissolution time
c. Rate limiting step
d. Gastric Emptying time
Q. Diffusion coefficient of drug D, Greater the value faster us the dissolution.
a. True
b. False
c. none
d. all
Q. Which one of the following is a critical rate-limiting step of drug absorption?
a. Rate of drug disintegration
b. Size of the drug
c. Size of the porous particle
d. Rate of dissolution
Q. Which sentence will define the Dissolution rate?
a. Amount of solid substrate that goes into solution under constant time
b. Amount of solid substrate that goes into solution under constant time under standard temperature
c. Amount of solid substrate that goes into solution under constant time under standard temperature, pH, and pressure
d. Amount of solid substrate that goes into solution under constant time under standard temperature, pH, solvent composition and constant surface area
Q. What should be the ideal solubility rate of an orally administered drug in the pH range of 2 to 8?
a. 3-4mg/ml
b. 4-6 mg/ml
c. 7-8 mg/ml
d. 1-2 mg/ml
Q. Which one of these is not a theory of Drug dissolution?
a. Diffusion layer model
b. Fick’s law of diffusion
c. Penetration or surface renewal theory
d. Interfacial barrier model
Q. Which theory takes into account that a thin film is created by the solution of the solid at the solidliquid interface?
a. Interfacial barrier model
b. Diffusion layer model
c. Penetration or surface renewal theory
d. Danckwert’s model