Top 250+ Solved Absorption MCQ Questions Answer
Q. The process by which molecules diffuse from a region of higher concentration to a region of lowerconcentration and no external energy is expended is called
a. Passive diffusion
b. Active transport
c. Pore transport
d. Facilitation diffusion
Q. Which law states that 'the rate of diffusion is proportional to both the surface area and concentrationdifference and is inversely proportional to the thickness of the membrane’?
a. Fick's Law
b. Avagadro's Law
c. Hooke's Law
d. Pascal's Law
Q. Which of the following is a not mechanism of drug absorption through GIT
a. Pore transport
b. Active transport
c. Endocytosis
d. Metastasis
Q. The process of engulfing of particulate material is called
a. Pinocytosis
b. Phagocytosis
c. Convective transport
d. Facilitated diffusion
Q. Which of the following process is also called "cell drinking"?
a. Pinocytosis
b. Phagocytosis
c. Convective transport
d. Active tr
Q. The absorption of drugs like (quaternary ammonium compounds, sulphonic acid) are explained by
a. Ion pair transport
b. convective transport
c. active transport
d. Facilitated diffusion
Q. Fick's law is used for study of
a. Dissolution rate
b. Disintegration rate
c. Dissociation rate
d. Diffusion rate
Q. The delivery of a drug through the skin is known as
a. Sublingual
b. Transdermal
c. Inhalation
d. Buccal
Q. Which route of drug administration shows 100% Bioavailability?
a. Oral
b. Intravenous
c. Rectal
d. Topical
Q. If drug administered by Intravenous route appears in feaces, it implies that the drug
a. Undergo first pass metabolism
b. Undergoes enterohepatic recycling
c. It is not completely absorbed
d. It is not completely metabolized
Q. Which of the following is characteristic of the oral route?
a. Absorption depends on GI tract secretion and motor function
b. Fast onset of effect
c. A drug reaches the blood passing the liver
d. The sterilization of medicinal forms is obligatory
Q. When the active transport system become saturated, the rate process become
a. Zero order
b. Second order
c. Pseudo first order
d. Pseudo zero order
Q. Rate of absorption of drug by passive diffusion is maximum in
a. Small intestine
b. Large intestine
c. Stomach
d. Oesphagus
Q. Maximum movement of drug across the membrane occurs by
a. Completely ionised
b. Unionised
c. Partially ionised
d. None of them
Q. If drug has pKa value of 3 then at pH value of 7 what would be the degree of ionisation of the drug?
a. Majority portion would be ionised
b. Majority portion would be unionised
c. Approximately 50% would be ionised and 50% unionised
d. None of the above