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MCQs

Total Questions : 179 | Page 4 of 18 pages
Question 31. Patient-related factors of drug absorption do not deal with which one of these?
  1.    Age
  2.    Gastric Emptying time
  3.    Intestinal transit time
  4.    Pharmaceutic ingredients
 Discuss Question
Answer: Option D. -> Pharmaceutic ingredients
Answer: (d).Pharmaceutic ingredients
Question 32. Which one is the correct sequence for drug absorption through the oral route?
  1.    Absorption – Dissolution – Disintegration – Deaggregation
  2.    Disintegration – Dissolution – Deaggregation – Absorption
  3.    Disintegration – Deaggregation – Dissolution – Absorption
  4.    Disintegration – Deaggregation – Absorption – Dissolution
 Discuss Question
Answer: Option C. -> Disintegration – Deaggregation – Dissolution – Absorption
Answer: (c).Disintegration – Deaggregation – Dissolution – Absorption
Question 33. 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 ____________
  1.    Disintegration time
  2.    Dissolution time
  3.    Rate limiting step
  4.    Gastric Emptying time
 Discuss Question
Answer: Option C. -> Rate limiting step
Answer: (c).Rate limiting step
Question 34. Diffusion coefficient of drug D, Greater the value faster us the dissolution.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 35. Which are the two rate-determining step of drug absorption when given orally?
  1.    Disintegration and deaggregation
  2.    Disintegration and Dissolution
  3.    Dissolution and permeation through the membrane
  4.    Permeation through the membrane and Disintegration
 Discuss Question
Answer: Option C. -> Dissolution and permeation through the membrane
Answer: (c).Dissolution and permeation through the membrane
Question 36. The maximum amount of solute dissolved in a given solvent under standard conditions of temperature, pressure, and pH is known as __________
  1.    Dissolution rate
  2.    Intrinsic dissolution
  3.    Rate limiting step
  4.    Absolute or intrinsic solubility
 Discuss Question
Answer: Option D. -> Absolute or intrinsic solubility
Answer: (d).Absolute or intrinsic solubility
Question 37. Each face of the crystal has a different interfacial barrier.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 38. In the equation, V dC/dt = dm/dt = A(Cs-Cb).√ γ D, what does γ stands for?
  1.    Mass of the solid dissolved
  2.    Rate of surface renewal
  3.    Concentration of solute
  4.    Concentration of the drug
 Discuss Question
Answer: Option B. -> Rate of surface renewal
Answer: (b).Rate of surface renewal
Question 39. 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.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 40. In cell membrane the hydrocarbon chains for hydrophilic phase and the polar heads form hydrophobic phase.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False

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