Description : Use of ritodrine to arrest premature labour can cause the following complications except: A. Tachycardia B. Fall in blood pressure C. Hypoglycaemia D. Pulmonary edema
Last Answer : C. Hypoglycaemia
Description : Select the drug that has been used to suppress labour: A. Atropine B. Ritodrine C. Prostaglandin E2 D. Progesterone
Last Answer : B. Ritodrine
Description : Vasomotor reversal phenomenon after administration of an α adrenergic blocker is seen with: A. Adrenaline B. Noradrenaline C. Isoprenaline D. All of the above drugs
Last Answer : A. Adrenaline
Description : Which of the following tocolytics used for suppressing labour is most likely to compromise placental perfusion: A. Salbutamol B. Ethyl alcohol C. Magnesium sulfate D. Nifedipine
Last Answer : D. Nifedipine
Description : Glyceryl trinitrate is used in CHF for: A. Routine treatment of mild to moderate chronic heart failure B. Rapid symptom relief in acute left ventricular failure C. Arresting disease progression D. Both 'A' and 'B'
Last Answer : D. Both 'A' and 'B
Description : Oxytocin is preferred over ergometrine for augmenting labour because: A. It has brief and titratable action B. It is less likely to cause foetal anoxia C. It is less likely to impede foetal descent D. All of the above
Last Answer : D. All of the above
Description : While undergoing a surgical procedure a patient deve- lops hypotension. Which drug can be injected intramuscularly to raise his BP: A. Noradrenaline B. Isoprenaline C. Mephentermine D. Isoxsuprine
Last Answer : C. Mephentermine
Description : While undergoing a surgical procedure a patient develops hypotension. Which drug can be injected intramuscularly to raise his BP: A. Noradrenaline B. Isoprenaline C. Mephentermine D. Isoxsuprine
Description : Which of the following is a noncatecholamine sympathomimetic: A. Adrenaline B. Ephedrine C. Dopamine D. Isoprenaline
Last Answer : B. Ephedrine
Description : 15.47 The following component of management protocol of status asthmaticus has now been shown to be useless: A. Intravenous aminophylline B. Intravenous hydrocortisone C. Nebulized salbutamol D. Nebulized ipratropium bromid
Last Answer : ntravenous aminophylline
Description : Inhaled ipratropium bromide has the following advantages except: A. It does not alter respiratory secretions B. It does not depress airway mucociliary clearance C. It has faster onset of bronchodilator action than inhaled salbutamol D. It only rarely produces systemic side effects
Last Answer : C. It has faster onset of bronchodilator action than inhaled salbutamol
Description : Choose the correct statement(s) about ipratropium bromide: A. It preferentially dilates peripheral bronchioles B. It produces additional bronchodilatation when added to nebulized salbutamol C. As metered dose inhaler it is used for terminating asthma attacks D. Both 'B' and 'C'
Last Answer : B. It produces additional bronchodilatation when added to nebulized salbutamol
Description : Select the most appropriate drug for regular prophylactic therapy in a 10 year old child who suffers from exercise induced asthma: A. Oral salbutamol B. Oral theophylline C. Inhaled sodium cromoglycate D. Inhaled salmeterol
Last Answer : C. Inhaled sodium cromoglycate
Description : Select the fastest acting inhaled bronchodilator: A. Ipratropium bromide B. Formoterol C. Salbutamol D. Salmeterol
Last Answer : C. Salbutamol
Description : The most prominent and dose related side effect of salbutamol is: A. Rise in blood pressure B. Muscle tremor C. Hyperglycaemia D. Central nervous system stimulation
Last Answer : B. Muscle tremor
Description : Methyldopa lowers BP by: A. Inhibiting dopa decarboxylase in adrenergic nerve endings B. Generating α-methyl noradrenaline in brain which reduces sympathetic tone C. Generating α-methyl ... as a false transmitter in peripheral adrenergic nerve endings D. Activating vascular dopamine receptors
Last Answer : B. Generating α-methyl noradrenaline in brain which reduces sympathetic tone
Description : Rapid intravenous injection of clonidine causes rise in BP due to: A. Stimulation of vasomotor centre B. Release of noradrenaline from adrenergic nerve endings C. Agonistic action on vascular α2 adrenergic receptors D. Cardiac stimulation
Last Answer : C. Agonistic action on vascular α2 adrenergic receptors
Description : n the treatment of hypertension the beta adrenergic blockers have the following advantage: A. They have minimal effect on work capacity, sleep quality and libido B. They do not cause ... high ceiling antihypertensive efficacy D. They can be used in combination with any other antihypertensive drug
Last Answer : B. They do not cause postural hypotension
Description : Low dose therapy with the following category of antihypertensive drugs has been found to be more advantageous in the long-term than high dose therapy with the same drugs: A. β adrenergic blockers B. α1 adrenergic blockers C. Central sympatholytics D. Diuretics
Last Answer : D. Diuretics
Description : Choose the correct statement(s) about dofetilide: A. It is a pure class III antiarrhythmic B. It has no adrenergic/cholinergic receptor blocking property C. It selectively depresses the rapid component of delayed rectifier K+ current in myocardial fibres D. All of the above
Description : The following is true of propafenone except: A. It is a weak Na+ channel blocker B. It markedly delays recovery of myocardial Na+ channels C. It has additional β-adrenergic blocking property D. It slows anterograde as well as retrograde conduction in the WPW bypass tract
Last Answer : A. It is a weak Na+ channel blocker
Description : Procainamide differs from quinidine in the following respect(s): A. It does not cause paradoxical tachycardia B. It has no α adrenergic blocking activity C. It has little antivagal action D. Both ‘B’ and ‘C’ are corre
Last Answer : D. Both ‘B’ and ‘C’ are correct
Description : Procainamide differs from quinidine in the following respect(s): A. It does not cause paradoxical tachycardia B. It has no α adrenergic blocking activity C. It has little antivagal action D. Both ‘B’ and ‘C’ are correct
Description : The following is true of β-adrenergic blocker therapy in CHF: A. They are added to conventional therapy after cardiac compensation is restored B. They are indicated only in severe (NYHA class IV) heart failure C. They are to be used only at low doses D. All of the above
Last Answer : A. They are added to conventional therapy after cardiac compensation is restored
Description : The following drug claimed to have a therapeutic effect in senile dementia has α adrenergic blocking activity: A. Piracetam B. Pyritinol C. Codergocrine D. Methylphenidate
Last Answer : C. Codergocrine
Description : Which of the following is a long acting neuroleptic having specific antidopaminergic action, but little adrenergic or cholinergic blocking activity: A. Triflupromazine B. Thioridazine C. Clozapine D. Pimozide
Last Answer : D. Pimozide
Description : The usual cardiovascular effect of levodopa is: A. Bradycardia due to increased vagal tone B. Rise in blood pressure due to increased noradrenaline content of adrenergic nerve endings C. Fall in blood pressure due to decrease in sympathetic tone D. Both ‘A’ and ‘B’ are correct
Last Answer : C. Fall in blood pressure due to decrease in sympathetic tone
Description : The following is a skeletal muscle relaxant that acts as a central α2 adrenergic agonist: A. Tizanidine B. Brimonidine C. Chlormezanone D. Quinine
Last Answer : A. Tizanidine
Description : Insulin release from pancreatic β cells is augmented by the following except: A. Ketone bodies B. Glucagon C. Vagal stimulation D. Alfa adrenergic agonists
Last Answer : D. Alfa adrenergic agonist
Description : 6.12 The most prominent action of bromocriptine is: A. Dopamine D2 agonism B. Dopamine D2 antagonism C. Dopamine D1 antagonism D. α adrenergic antagonism
Last Answer : A. Dopamine D2 agonism
Description : Labetalol has: A. More potent β adrenergic blocking than α blocking activity B. More potent α adrenergic blocking than β blocking activity C. Equal α and β adrenergic blocking activity D. β1 agonistic activity in addition to α and β adrenergic blockade
Last Answer : A. More potent β adrenergic blocking than α blocking activity
Description : Adrenergic β1 selective blockers offer the following advantages except: A. Lower propensity to cause bronchospasm B. Less prone to produce cold hands and feet as side effect C. Withdrawal is less likely to exacerbate angina pectoris D. Less liable to impair exercise capacity
Last Answer : C. Withdrawal is less likely to exacerbate angina pectoris
Description : The basis for use of β-adrenergic blockers in congestive heart failure (CHF) is: A. They exert positive inotropic effect in CHF B. They counteract deleterious effect of sympathetic overactivity on the myocardium C. They exert antiischaemic effect on the heart D. They prevent cardiac arrhythmias
Last Answer : B. They counteract deleterious effect of sympathetic overactivity on the myocardium
Description : In patients of congestive heart failure, β-adrenergic blockers: A. Are absolutely contraindicated B. Can prolong survival C. Can improve haemodynamics after compensation has been restored D. Both B and C are correct
Last Answer : D. Both B and C are correct
Description : Prazosin is an effective antihypertensive while nonselective α adrenergic blockers are not because: A. It is the only orally active α blocker B. It improves plasma lipid profile C. It does not concurrently enhance noradrenaline release D. It improves urine flow in males with prostatic hypertrophy
Last Answer : C. It does not concurrently enhance noradrenaline release
Description : Adrenergic neurone blocking drugs: A. Block the action of adrenaline on neuronal α2 adrenoceptors B. Block both α and β adrenoceptor mediated effects of injected adrenaline C. Do not block any effect of injected adrenaline D. Do not block the effects of sympathetic nerve
Last Answer : C. Do not block any effect of injected adrenaline
Description : Adrenaline is inactive orally because it is: A. Not absorbed from the gastrointestinal tract B. Destroyed by gastric acid C. Completely metabolized in the intestinal mucosa and liver before reaching systemic circulation D. Taken up by adrenergic nerve endings of the intestinal wall, liver and lungs
Last Answer : C. Completely metabolized in the intestinal mucosa and liver before reaching systemic circulation
Description : Adrenergic β2 agonists produce muscle tremor by: A. Facilitating neuromuscular transmission B. Incomplete fusion of contractile response of individual fibres C. Enhanced firing of muscle spindles D. Both (b) and (c) are correct
Last Answer : D. Both (b) and (c) are correct
Description : The α2 adrenoceptors are: A. Located exclusively on the adrenergic nerve endings B. Prejunctional, postjunctional as well as extrajunctional in location C. Selectively activated by phenylephrine D. Selectively blocked by clonidine
Last Answer : B. Prejunctional, postjunctional as well as extrajunctional in location
Description : Which of the following is not the basis for subclassifying β adrenergic receptors into β1 and β2 : A. Selectivity of agonists B. Selectivity of antagonists C. Transducer pathway of response effectuation D. Organ selective location
Last Answer : C. Transducer pathway of response effectuation
Description : The following is an α2 adrenergic agonist used as eyedrops to lower intraocular pressure: A. Brinzolamide B. Bambuterol C. Brimonidine D. Latanoprost
Last Answer : C. Brimonidine
Description : Currently, the first choice drug for open angle glaucoma is: A. Miotic eye drops B. Ocular α2 adrenergic agonists C. Ocular prostaglandin analogues D. Ocular β adrenergic blockers
Last Answer : D. Ocular β adrenergic blockers
Description : The following receptor has an intrinsic ion channel: A. Histamine H1 receptor B. Histamine H2 receptor C. Adrenergic alfa receptor D. GABA-benzodiazepine receptor
Last Answer : D. GABA-benzodiazepine receptor
Description : Ergotamine relieves migraine by: A. Blocking vascular α adrenergic receptors B. Blocking vascular 5-HT2 receptors C. Dilating cranial arterio-venous shunt channels D. Constricting cranial vessels and reducing perivascular neurogenic inflammation
Last Answer : D. Constricting cranial vessels and reducing perivascular neurogenic inflammation
Description : Adrenergic β 1 selective blockers offer the following advantages except: A. Lower propensity to cause bronchospasm B. Less prone to produce cold hands and feet as side effect C. Withdrawal is less likely to exacerbate angina pectoris D. Less liable to impair exercise capacity
Description : The basis for use of β -adrenergic blockers in congestive heart failure (CHF) is: A. They exert positive inotropic effect in CHF B. They counteract deleterious effect of sympathetic overactivity on the myocardium C. They exert antiischaemic effect on the heart D. They prevent cardiac arrhythmias