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MCQs

Total Questions : 62 | Page 6 of 7 pages
Question 51. A drug which gets bio-transformed rapidly is known as a hard drug.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 52. Which of the following will be a pharmaceutical application of prodrugs?
  1.    Enhancement of bioavailability
  2.    Reduction of toxicity
  3.    Improvement of odour
  4.    Site-specific drug delivery
 Discuss Question
Answer: Option C. -> Improvement of odour
Answer: (c).Improvement of odour
Question 53. Which of the following reduces the pain of injection?
  1.    If the drug precipitates
  2.    If the drug penetrates to the surrounding areas
  3.    If the solution is strongly acidic
  4.    More water-soluble drug
 Discuss Question
Answer: Option D. -> More water-soluble drug
Answer: (d).More water-soluble drug
Question 54. Which one of these is the best way to preserve drugs for intravenous use?
  1.    Lyophilisation
  2.    Drying
  3.    Freezing
  4.    In solution form
 Discuss Question
Answer: Option A. -> Lyophilisation
Answer: (a).Lyophilisation
Question 55. Why carbenicillin cannot be given orally?
  1.    Tastes bad
  2.    Bad odour
  3.    Degraded by saliva
  4.    Hydrolysed easily
 Discuss Question
Answer: Option D. -> Hydrolysed easily
Answer: (d).Hydrolysed easily
Question 56. Why lipophilic drugs are absorbed easily?
  1.    Less hydrolysed
  2.    Favours passive diffusion
  3.    Dissolution rate high
  4.    Can easily merge with the cell membrane
 Discuss Question
Answer: Option B. -> Favours passive diffusion
Answer: (b).Favours passive diffusion
Question 57. Which of the following is not a disadvantage of site-specific drug delivery?
  1.    May lead to toxic effects on other non-target tissues
  2.    May get diluted
  3.    Less distribution time
  4.    No penetrable to the target tissue
 Discuss Question
Answer: Option C. -> Less distribution time
Answer: (c).Less distribution time
Question 58. What is the mechanism of drug excretion for biliary excretion?
  1.    Active secretion
  2.    Glomerular secretion
  3.    Passive diffusion
  4.    Passive reabsorption
 Discuss Question
Answer: Option A. -> Active secretion
Answer: (a).Active secretion
Question 59. How is renal clearance expressed mathematically?
  1.    Rate of urinary excretion/plasma drug concentration
  2.    Plasma drug concentration/rate of urinary excretion
  3.    1/ Plasma drug concentration
  4.    1/rate of urinary excretion
 Discuss Question
Answer: Option A. -> Rate of urinary excretion/plasma drug concentration
Answer: (a).Rate of urinary excretion/plasma drug concentration
Question 60. Which of the following is not a factor influencing pulmonary excretion?
  1.    Pulmonary blood flow
  2.    The solubility of volatile substance
  3.    Rate of respiration
  4.    Heart rate
 Discuss Question
Answer: Option D. -> Heart rate
Answer: (d).Heart rate

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