MBBS II (Second) Professional Examination 2016-17
Course Code: MBS203
Paper ID: 0322410
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Pharmacology-I
Time: 2 Hours 40 Minutes
Max Marks: 30
Note: Attempt all questions. Draw proper diagrams to support your answer.
Part 'B'
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-  Describe Enzyme Induction and Enzyme inhibition and explain its clinical relevance. (7) 
-  A 25 yrs old male patient attended the emergency with the c/o sever breathlessness with cough and wheezing, after clinical examination and investigation he was diagnosed as a case of severe acute bronchial asthma. -  Classify the drugs used in bronchial asthma. (2) 
-  Write the t/t of status asthmatics. (2) 
-  Write the MOA, uses and ADRs of Inhalational Corticosteroids in bronchial asthma. (3) 
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-  Explain the Pharmacological basis for the use of: -----: (8) - Neostigmine in Myasthenia gravis
- Levodopa with Carbidopa in Parkinsonism
- Tamsulosin in Benign prostatic Hypertrophy
- Atropine in Organophosphate Compound poisoning
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-  Write short notes on: (2x4=8) --- Content provided by FirstRanker.com --- - Treatment of open angle glaucoma
- Atypical antipsychotics
- Newer antiepileptics
- Proton pump inhibitors
 
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Roll No.
MBBS II (Second) Professional Examination 2016-17
Student's Signature
Course Code: MBS203
Time: 20 Minutes
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Pharmacology-I
Part 'A'
Student's Name
Invigilator's Signature
Paper ID: 0322410
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Max Marks: 10
Note: 1. Attempt all questions and return this part of the question paper to the invigilator after 20 Minutes.
2. Please tick (√) correct one only. Cutting, overwriting or any other marking are not allowed.
3. For answering please use Ball- pen only.
-  Q.1 Majority of drugs cross biological membranes primarily by: --- Content provided by FirstRanker.com --- - Passive diffusion
- Facilitated diffusion
- Active transport
- Pinocytosis
 
-  Q.2 High plasma protein binding: - Increase volume of distribution of the drug
- Facilitates glomerular filtration of the drug
- Generally makes the drug long acting
- Minimizes drugs interaction
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-  Q.3 If a drug is eliminated by first order kinetics: - A constant amount of the drug will be eliminated per unit time
- Its clearance value will remain constant
- Its elimination half life will increase with dose
- It will be completely eliminated from the body in 2 x half life period
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-  Q.4. Autacoids differ from hormones in that: - Autacoids are involved only in the causation of pathological states
- Autacoids do not have a specific cell / tissue of origin
- Autacoids generally act locally at the site of generation and release
- Both 'B' and 'C' are correct
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-  Q.5 High anticholinergic property is present in the following antihistaminic: - Diphenhydramine
- Astemizole
- Cetirizine
- Terfenadine
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-  Q.6 The following is a selective 5HT1B / ID receptor agonist: --- Content provided by FirstRanker.com --- - Buspirone
- Ondansetron
- Sumatriptan
- a- methyl 5-HT
 
-  Q.7 Select the receptor that is located intracellularly: - Opioid u receptor
- Steroid receptor
- Prostaglandin receptor
- Angiotensin receptor
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-  Q.8 The following eicosanoid is generated through the lipoxygenase pathway: - Prostaglandin E2
- Thromboxane A2
- Leukotriene C4.
- Prostacyclin
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-  Q.9 Mucokinetic is a drug which: - Reduces airway mucus secretion
- Increases airway mucus secretion
- Makes respiratory secretions more watery
- Stimulates mucociliary activity of bronchial epithelium
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-  Q.10 Dextromethorphan is an: - Analgesic
- Antitussive
- Expectorant
- Antihistaminic
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-  Q.11 Dissociative anaesthesia is produced by: --- Content provided by FirstRanker.com --- - Ketamine
- Etomidate
- Propofol
- Thiopentone
 
-  Q.12 Systemic corticosteroids are indicated in the following conditions except: - Mild episodic asthma
- Severe chronic asthma
- Status asthmaticus
- To prevent neonatal respiratory distress syndrome
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-  Q.13 Dobutamine differs from dopamine in that: - It does not activate peripheral dopaminergic receptors
- It does not activate adrenergic β receptor
- It cause pronounced tachycardia
- It has good blood brain barrier penetrability
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-  Q.14 Nonsteroidal anti-inflammatory drugs reduce the diuretic action of furosemide by: - Preventing prostaglandin mediated intrarenal haemodynamic actions
- Blocking the action in ascending limb of loop of Henle
- Enhancing salt and water reabsorption in distal tubule
- Increasing aldosterone secretion
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-  Q.15 The bladder trigone and prostatic muscles are relaxed by: - Adrenergic α₁ agonists
- Adrenergic α₁ antagonists
- Adrenergic α₂ agonists
- Adrenergic α₂ antagonists
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-  Q.16 Dorzolamide is a: --- Content provided by FirstRanker.com --- - Topically applied ocular carbonic anhydrase inhibitor
- Second generation sulfonylurea hypoglycemic
- Topical sulfonamide antibacterial
- Luminal amoebicide
 
-  Q.17 True about Benzodiazepines as compared to Barbiturates is: - Alter sleep pattern more than Barbiturates
- No antidote is available
- Overdose is better tolerated
- More sedative than Barbiturates
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-  Q.18 Decrease in responsiveness to a drug which develops rapidly within a few minutes: - Refractoriness
- Cumulative effect
- Tolerance
- Tachyphylaxis
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-  Q.19 Which of the following is a tricyclic antidepressant: - Fluoxetine
- Amitriptyline
- Moclobemide
- Fluvoxamine
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-  Q.20 Prodrug among the following: - Labetalol
- Clonidine
- Enalapril
- Nifedipine
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