MCQOPTIONS
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MCQOPTIONS
This section includes 233 Mcqs, each offering curated multiple-choice questions to sharpen your Control Systems knowledge and support exam preparation. Choose a topic below to get started.
| 101. |
Every web page has its own |
| A. | database connection |
| B. | personal search engine |
| C. | animation scheme |
| D. | url |
| Answer» E. | |
| 102. |
What are presentations? |
| A. | a sequence of slides that usually incorporate text, sound, graphics, and animation |
| B. | a speech |
| C. | information presented using more text than graphics and animation |
| D. | a television interview or news report |
| Answer» B. a speech | |
| 103. |
What is multimedia? |
| A. | moving images and text |
| B. | images and audio |
| C. | integration of still and moving images, text, and sounds by means of computer technology |
| D. | programs that combine text and images on a television screen |
| Answer» D. programs that combine text and images on a television screen | |
| 104. |
………… is nothing but manner in which drug should be taken. |
| A. | dosing frequency |
| B. | dosage regimen |
| C. | dose adjustment |
| D. | none of the above |
| Answer» C. dose adjustment | |
| 105. |
Which of the following is a characteristic of battery powered pumps? |
| A. | Free flowing powders |
| B. | The system is programmed to release drugs at a controlled rate |
| C. | Control drug release by partitioning the drug from the oil |
| D. | Administration of emulsions |
| Answer» C. Control drug release by partitioning the drug from the oil | |
| 106. |
Dried reconstituted vesicles method is performed in |
| A. | Solvent dispersion |
| B. | Mechanical dispersion |
| C. | Both a and b |
| D. | none |
| Answer» C. Both a and b | |
| 107. |
What are the characteristics of the mixed monolithic-reservoir devices? |
| A. | The drug has a large therapeutic index |
| B. | Drug permeation rate is high |
| C. | The drug-polymer matrix is layered by rate-controlling membrane |
| D. | Administration of emulsions |
| Answer» D. Administration of emulsions | |
| 108. |
This is the equation for the calculation of creatinine clearance. Which age group does the Clcr = (140– Age) W / 72 * Scr formula belong to? |
| A. | 1-6 years |
| B. | 1-20 years |
| C. | Males above 20 years |
| D. | Females above 20 years |
| Answer» D. Females above 20 years | |
| 109. |
Liposomes have solubility |
| A. | Lower |
| B. | Higher |
| C. | Both a and b |
| D. | None |
| Answer» B. Higher | |
| 110. |
Liposomes have half life |
| A. | Longer |
| B. | Shorter |
| C. | Intermediate |
| D. | Both a and b |
| Answer» C. Intermediate | |
| 111. |
What is the characteristic of dissolution controlled release systems? |
| A. | Release the drug along the entire length of GIT |
| B. | Prolonged their residence in the GIT and release |
| C. | Release only at a specific drug |
| D. | Very slow dissolution rate |
| Answer» E. | |
| 112. |
The duration of action of parental controlled release systems can be extended up to what time? |
| A. | 1 day |
| B. | 1 week |
| C. | 1 month |
| D. | Day, week, month even a year |
| Answer» E. | |
| 113. |
What is the characteristic of encapsulation or coating dissolution-controlled release systems? |
| A. | Microencapsulation using slowly dissolving materials |
| B. | Prolonged their residence in the GIT and release |
| C. | Release only at a specific drug |
| D. | Employ waxes to control the rate of dissolution |
| Answer» B. Prolonged their residence in the GIT and release | |
| 114. |
A suspension shows zero-order kinetic with a rate constant 2mg/ml.month. The dose of suspension is20mg/ml. The biological half life of the above dosage form is |
| A. | 5 months |
| B. | 1 month |
| C. | 3 months |
| D. | 2 months |
| Answer» B. 1 month | |
| 115. |
What is the characteristic of delayed release systems? |
| A. | Release the drug along the entire length of GIT |
| B. | Prolonged their residence in the GIT and release |
| C. | Release only at a specific drug |
| D. | Release as soon as comes in contact to the saliva |
| Answer» D. Release as soon as comes in contact to the saliva | |
| 116. |
Which of the following is a characteristic of the parental controlled drug release system byliposomes? |
| A. | Free flowing powders |
| B. | Aqueous solutions |
| C. | Lipid bilayer enclosing the drug |
| D. | Administration of emulsions |
| Answer» D. Administration of emulsions | |
| 117. |
What are the characteristics of reservoir devices-controlled release systems? |
| A. | Release the drug along the entire length of GIT |
| B. | Drug disperse in the insoluble matrix of rigid hydrophobic materials |
| C. | Hollow systems containing drug surrounded by a polymer membrane |
| D. | Employ waxes to control the rate of dissolution |
| Answer» D. Employ waxes to control the rate of dissolution | |
| 118. |
Liposomes consists of a bilayer of |
| A. | Hydrophilic molecules |
| B. | Hydrophobic molecules |
| C. | Both a and b |
| D. | None |
| Answer» D. None | |
| 119. |
Which one of the following should not be a characteristic of the vehicles or polymers which are usedfor parenteral formulations? |
| A. | Sterile |
| B. | Consists of pyrogen |
| C. | Nonirritating |
| D. | Biodegradable |
| Answer» C. Nonirritating | |
| 120. |
To have a plasma distribution value of 900 ml and plasma drug concentration to be 1.2 mg/ml whatshould be the amount of drug that should be given to the patient? |
| A. | 1080 ml |
| B. | 1080 g |
| C. | 1080 mg |
| D. | 1g/ml |
| Answer» D. 1g/ml | |
| 121. |
Which of the following is a false statement for vapour pressure pump? |
| A. | The device consists of two chambers |
| B. | A chamber contains the drug solution |
| C. | Drug solution chamber is separated by rigid walls |
| D. | Vapour chamber contains vaporizable fluids |
| Answer» D. Vapour chamber contains vaporizable fluids | |
| 122. |
What are the characteristics of continuous release systems? |
| A. | Release the drug along the entire length of GIT |
| B. | Prolonged their residence in the GIT and release |
| C. | Release only at a specific drug |
| D. | Release as soon as comes in contact to the saliva |
| Answer» C. Release only at a specific drug | |
| 123. |
A girl with age 21 has height 240cm, weight 55kg, serum creatinine of 0.8mg will have______________ creatinine clearance. |
| A. | 80 ml/min |
| B. | 90 ml/min |
| C. | 96.25 ml/min |
| D. | 85 ml/min |
| Answer» D. 85 ml/min | |
| 124. |
After implantation of a vapour pressure pump, the body has to get heated by exercising so that thevolatile liquid vaporizes. |
| A. | True |
| B. | False |
| C. | none |
| D. | all |
| Answer» C. none | |
| 125. |
Which is the disadvantage for implants? |
| A. | More effective |
| B. | More prolonged action |
| C. | Significantly small dose |
| D. | Need of microsurgery |
| Answer» E. | |
| 126. |
Which of the following statement is true for osmotic pumps? |
| A. | The tube is made up of stainless steel |
| B. | The innermost is the drug reservoir in a no collapsible bag |
| C. | The drug is contained a permeable polyester bag |
| D. | The outer most cover is soft and easily permeable |
| Answer» B. The innermost is the drug reservoir in a no collapsible bag | |
| 127. |
What are the characteristics of Matrix diffusion-controlled release systems? |
| A. | Release the drug along the entire length of GIT |
| B. | Drug disperse in an insoluble matrix of rigid hydrophobic materials |
| C. | Release only at a specific drug |
| D. | Employ waxes to control the rate of dissolution |
| Answer» C. Release only at a specific drug | |
| 128. |
Enteric coating are used for which systems? |
| A. | Intestinal release systems |
| B. | Colonic release systems |
| C. | Size based systems |
| D. | Mucoadhesive systems |
| Answer» B. Colonic release systems | |
| 129. |
Liposome phospholipids undergoes |
| A. | Oxidation |
| B. | Hydrolysis |
| C. | Acetylation |
| D. | Both a and b |
| Answer» E. | |
| 130. |
Liposomes are spherical structures, usually between in diameter: |
| A. | 80nm-100nm |
| B. | 60nm-100nm |
| C. | 55nm-1000nm |
| D. | 15nm-1000nm |
| Answer» E. | |
| 131. |
Oral controlled release drugs release the drug only inside the intestine. |
| A. | True |
| B. | False |
| C. | none |
| D. | all |
| Answer» C. none | |
| 132. |
An adult male with age 22 has height 240cm, weight 85kg, serum creatinine of 0.8mg will have______________ creatinine clearance. |
| A. | 150 ml/min |
| B. | 160 ml/min |
| C. | 170.13 ml/min |
| D. | 174.131 ml/min |
| Answer» E. | |
| 133. |
Which of the following should not be a property of implants? |
| A. | Environmental stable |
| B. | Biostable |
| C. | Non-toxic |
| D. | Nonremovable |
| Answer» E. | |
| 134. |
This is the equation for the calculation of creatinine clearance. Which age group does the Clcr = 0.48H / Scr *[W/70]0.7 formula belong to? |
| A. | 1-6 years |
| B. | 1-20 years |
| C. | Males above 20 years |
| D. | Females above 20 years |
| Answer» C. Males above 20 years | |
| 135. |
Which of the following statement is false for osmotic pumps? |
| A. | The pump has three concentric circle |
| B. | The innermost is the drug reservoir |
| C. | The drug is contained a permeable polyester bag |
| D. | Outer most rigid rate controlling semipermeable membrane |
| Answer» D. Outer most rigid rate controlling semipermeable membrane | |
| 136. |
What is the drawback of parental controlled release systems? |
| A. | Injecting is a difficulty |
| B. | The drug cannot be easily removed once administered |
| C. | Can get easily precipitated in the injection site |
| D. | Rapid onset but fast excretion |
| Answer» C. Can get easily precipitated in the injection site | |
| 137. |
What is the characteristic of matrix dissolution-controlled release systems? |
| A. | Release the drug along the entire length of GIT |
| B. | Prolonged their residence in the GIT and release |
| C. | Release only at a specific drug |
| D. | Employ waxes to control the rate of dissolution |
| Answer» E. | |
| 138. |
What is the characteristics of floating or buoyant capsule systems? |
| A. | Release the drug along the entire length of GIT |
| B. | Granule drug with hydro gel |
| C. | Release only at a specific drug |
| D. | Use of high or low density pellets |
| Answer» C. Release only at a specific drug | |
| 139. |
Temperature used for Ether Injection method is______ or under reduced pressure |
| A. | 15-25 0C |
| B. | 55-65 0C |
| C. | 55-85 0C |
| D. | None of the above |
| Answer» C. 55-85 0C | |
| 140. |
Drugs cannot be delivered to the colon. |
| A. | True |
| B. | False |
| C. | none |
| D. | all |
| Answer» C. none | |
| 141. |
What are the characteristics of hydrodynamic pressure controlled systems? |
| A. | Buffering agents that adjust pH to the desired value |
| B. | Drug disperse in an insoluble matrix of rigid hydrophobic materials |
| C. | Generated by swelling hydrophilic hum |
| D. | Formation of complexes between the drug and anion/cation exchange resins |
| Answer» D. Formation of complexes between the drug and anion/cation exchange resins | |
| 142. |
Tip of sonicator is directly engrossed into liposome dispersion in |
| A. | Bath sonication |
| B. | Probe sonication |
| C. | None of the above |
| D. | all |
| Answer» C. None of the above | |
| 143. |
Release of water-soluble drugs can be retarded by presenting it as ____________ suspension |
| A. | Oil |
| B. | Water |
| C. | Colloidal |
| D. | Freezing |
| Answer» B. Water | |
| 144. |
What is the characteristic of delayed transit and continuous release systems? |
| A. | Release the drug along the entire length of GIT |
| B. | Prolonged their residence in the GIT and release |
| C. | Release only at a specific drug |
| D. | Release as soon as comes in contact to the saliva |
| Answer» C. Release only at a specific drug | |
| 145. |
What is the characteristics of colonic release systems? |
| A. | Release the drug along the entire length of GIT |
| B. | Prolonged their residence in the GIT and release |
| C. | Usage of polymers that dissolves only in the alkaline pH of colon |
| D. | Use of enteric coating |
| Answer» D. Use of enteric coating | |
| 146. |
The i.v. bolus dosage is 500mg and the plasma drug concentration is 0.8 mg/ml. What should be thevolume of distribution? |
| A. | 625 mg/ml |
| B. | 625 l |
| C. | 625 ml |
| D. | 0.0016 mg/ml |
| Answer» D. 0.0016 mg/ml | |
| 147. |
What is the characteristic of pH-independent formulations? |
| A. | Buffering agents that adjust pH to the desired value |
| B. | Drug disperse in the insoluble matrix of rigid hydrophobic materials |
| C. | Hollow systems containing drug surrounded by a polymer membrane |
| D. | Formation of complexes between the drug and anion/cation exchange resins |
| Answer» B. Drug disperse in the insoluble matrix of rigid hydrophobic materials | |
| 148. |
What are the characteristics of diffusion-controlled release systems? |
| A. | Release the drug along the entire length of GIT |
| B. | Diffusion of the dissolved drug |
| C. | Release only at a specific drug |
| D. | Employ waxes to control the rate of dissolution |
| Answer» C. Release only at a specific drug | |
| 149. |
The resulting liposomes from French pressure cell extrusion are ______than sonicated SUVs |
| A. | Smaller |
| B. | Equal |
| C. | Larger |
| D. | all |
| Answer» D. all | |
| 150. |
Subcutaneous tissue is an ideal location for implants? |
| A. | True |
| B. | False |
| C. | none |
| D. | all |
| Answer» B. False | |