Description : Caffeine is more powerful than theophylline in exerting the following action (a) Bronchodilatation (b) Cardiac stimulation (c) Diuresis (d) Augmentation of skeletal muscle contractility
Last Answer : Ans: D
Description : Theophylline is believed to benefit asthma patients by exerting the following actions except: A. Bronchodilatation B. Augmentation of diaphragmatic contractility C. Reduced mediator release D. Inhibition of antigen: antibody reaction
Last Answer : D. Inhibition of antigen: antibody reaction
Description : Intravenous furosemide promptly mitigates dyspnoea in acute left ventricular failure by: A. Producing bronchodilatation B. Causing rapid diuresis and reducing circulating blood volume C. Increasing venous capacitance and reducing cardiac preload. D. Stimulating left ventricular contractility
Last Answer : C. Increasing venous capacitance and reducing cardiac preload.
Description : Montelukast produces the following action(s) in bronchial asthma patients: A. Bronchodilatation B. Suppression of bronchial hyperreactivity C. Stabilization of mast cells D. Both 'A' and 'B'
Last Answer : D. Both 'A' and 'B'
Description : In a patient of bronchial asthma, inhaled salbutamol produces the following effect(s): A. Inhibits antigen-antibody reaction in the lungs B. Causes bronchodilatation C. Reduces bronchial hyperreactivity D. Both ‘B’ and ‘C’ are correct
Last Answer : B. Causes bronchodilatation
Description : Select the antiasthma drug which cannot be administered by inhalation: A. Theophylline B. Ipratropium bromide C. Budesonide D. Terbutaline
Last Answer : A. Theophylline
Description : Which of the following drugs inhibits theophylline metabolism and raises its plasma concentration: A. Phenytoin B. Ciprofloxacin C. Levofloxacin D. Rifampicin
Last Answer : B. Ciprofloxacin
Description : The following action of adrenaline is mediated by both α and β receptors producing the same directional effect: A. Cardiac stimulation B. Intestinal relaxation C. Dilatation of pupil D. Bronchodilatation
Last Answer : B. Intestinal relaxation
Description : Which of the following ingredients has neither specific antitussive nor expectorant nor bronchodilator action, but is commonly present in proprietary cough formulations: A. Ambroxol B. Chlorpheniramine C. Guaiphenesin D. Noscapine
Last Answer : B. Chlorpheniramine
Description : In comparison to inhaled β 2 adrenergic agonists, the inhaled anticholinergics: A. Are more effective in bronchial asthma B. Are better suited for control of an acute attack of asthma C. Produce slower response in bronchial asthma D. Produce little benefit in chronic obstructive lung disease
Last Answer : C. Produce slower response in bronchial asthma
Description : Mucokinetic is a drug which: A. Reduces airway mucus secretion B. Increases airway mucus secretion C. Makes respiratory secretions more watery D. Stimulates mucociliary activity of bronchial epithelium
Last Answer : C. Makes respiratory secretions more watery
Description : Inhaled beclomethasone dipropionate should be used only in: A. Acute attack of asthma B. Moderate to severe chronic asthma C. Status asthmaticus D. Asthma not responding to systemic corti- costeroids
Last Answer : B. Moderate to severe chronic asthma
Description : In patients of bronchial asthma inhaled corticosteroids achieve the following except: A. Reduce the need for bronchodilator medication B. Control an attack of refractory asthma C. Reduce bronchial hyperreactivity D. Reverse diminished responsiveness to sympathomimetic bronchodilators
Last Answer : B. Control an attack of refractory asthma
Description : Intranasal spray of budesonide is indicated in: A. Common cold B. Acute sinusitis C. Perennial vasomotor rhinitis D. Epistaxis
Last Answer : C. Perennial vasomotor rhinitis
Description : Systemic corticosteroids are indicated in the following conditions except: A. Mild episodic asthma B. Severe chronic asthma C. Status asthmaticus D. To prevent neonatal respiratory distress syndrome
Last Answer : A. Mild episodic asthma
Description : The most consistent, pronounced and sustained relief of symptoms in chronic bronchial asthma is afforded by: A. β2 sympathomimetics B. Anticholinergics C. Sodium cromoglycate D. Corticosteroids
Last Answer : D. Corticosteroids
Description : Which of the following β 2 agonist bronchodilators is given by inhalation, and is suitable for both terminating asthma attacks as well as for twice daily prophylaxis: A. Terbutaline B. Bambuterol C. Salmeterol D. Formoterol
Last Answer : D. Formoterol
Description : Select the correct statement about salmeterol: A. It is a long acting selective β2 agonist bronchodilator B. It is a bronchodilator with anti-inflammatory property C. It is a β blocker that can be safely given to asthmatics D. It is an antihistaminic with mast cell stabilizing property
Last Answer : A. It is a long acting selective β2 agonist bronchodilator
Description : Inhaled salbutamol is useful in bronchial asthma for: A. Aborting/terminating asthma attacks B. Round the clock prophylaxis of asthma C. Status asthmaticus D. All of the above
Last Answer : A. Aborting/terminating asthma attacks
Description : Bronchodilators are useful in cough: A. Only when cough is nonproductive B. Only when cough is associated with thick sticky secretions C. Only when reflex bronchoconstriction is associated D. Irrespective of nature of cough or associated features
Last Answer : C. Only when reflex bronchoconstriction is associated
Description : The following antitussive is present in opium but has no analgesic or addicting properties: A. Noscapine B. Codeine C. Pholcodeine D. Ethylmorphine
Last Answer : A. Noscapine
Description : Which of the following is not an antitussive: A. Oxeladin B. Clophedianol C. Dextropropoxyphene D. Dextromethorphan
Last Answer : C. Dextropropoxyphene
Description : Dextromethorphan is an: A. Analgesic B. Antitussive C. Expectorant D. Antihistaminic
Last Answer : B. Antitussive
Description : Antitussives act by: A. Liquifying bronchial secretions B. Raising the threshold of cough centre C. Reducing cough inducing impulses from the lungs D. Both ‘B’ and ‘C’ are correct
Last Answer : D. Both ‘B’ and ‘C’ are correct
Description : Codeine is used clinically as: A. Analgesic B. Antitussive C. Antidiarrhoeal D. All of the above
Last Answer : D. All of the above
Description : Bromhexine acts by: A. Inhibiting cough centre B. Irritating gastric mucosa and reflexly increasing bronchial secretion C. Depolymerizing mucopolysaccharides present in sputum. D. Desensitizing stretch receptors in the lungs
Last Answer : C. Depolymerizing mucopolysaccharides present in sputum.
Description : The following expectorant acts both directly on the airway mucosa as well as reflexly: A. Potassium iodide B. Guaiphenesin C. Terpin hydrate D. Bromhexine
Last Answer : A. Potassium iodide
Description : In parkinsonian patients levodopa exerts the following effects except: A. Reduces skeletal muscle contractility B. Decreases muscle tone C. Increases locomotor activity D. Inhibits muscle tremor
Last Answer : A. Reduces skeletal muscle contractility
Description : Raised plasma aldosterone level in CHF contributes to disease progression by exerting the following effects except: A. Fibrotic remodeling of myocardium B. Hyperkalemia and hypermagnesemia C. ... cardiac preload by Na+ and water retention D. Enhancing cardiotoxicity of sympathetic overactivity
Last Answer : B. Hyperkalemia and hypermagnesemia
Description : Urine bases with methyl substituents occurring in plants are (A) Caffeine (B) Theophylline (C) Theobromine (D) All of these
Last Answer : Answer : D
Description : In the intact animal H2 receptor antagonists potentiate the following action of histamine: A. Cardiac stimulation B. Fall in blood pressure C. Uterine relaxation D. Bronchospasm
Last Answer : D. Bronchospasm
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 : Morphine affords symptomatic relief of dyspnoea in acute left ventricular failure by the following mechanisms except: A. Bronchodilatation B. Depression of respiratory centre C. Reduction in cardiac preload D. Shift of blood from pulmonary to systemic circuit
Last Answer : A. Bronchodilatation
Description : Which of the following has been shown to prolong life in patient with chronic congestive failure but has a negative inotropic effect on cardiac contractility? (a) Carvedilol (b) Digitoxin (c) Digoxin (d) Dobutamine (e) Enalapril
Last Answer : Ans: A
Description : Therapeutic dose of digoxin in a normal individual has the following effects, except (a) Increase in the speed of myocardial contractility (b) No significant change in cardiac output (c) Relaxation of peripheral vascular bed (d) Increase in the force of myocardial contractility
Last Answer : Ans: C
Description : Which one of the following drugs predictably prolongs the PR interval and increases cardiac contractility? (a) Digoxin (b) Lidocaine (c) Propranolol (d) Quinidine (e) Verapamil
Description : Which of the following terms describes the amount of blood ejected per heartbeat? a) Stroke volume Stroke volume is determined by preload, afterload, and contractility. b) Cardiac output Cardiac output ... must overcome to eject blood during systole and is one of the determinants of stroke volume.
Last Answer : a) Stroke volume Stroke volume is determined by preload, afterload, and contractility.
Description : Which term is used to describe the ability of the heart to initiate an electrical impulse? a) Automaticity Automaticity is the ability of specialized electrical cells of the cardiac conduction ... the specialized electrical cells of the cardiac conduction system to respond to an electrical impulse.
Last Answer : a) Automaticity Automaticity is the ability of specialized electrical cells of the cardiac conduction system to initiate an electrical impulse.
Description : Which of the following vasoactive drugs used in treating shock results in reduced preload and afterload, reducing oxygen demand of the heart? a) Nitroprusside (Nipride) A disadvantage ... increases cardiac output. d) Methoxamine (Vasoxyl) Methoxamine increases blood pressure by vasoconstriction.
Last Answer : a) Nitroprusside (Nipride) A disadvantage of nitroprusside is that it causes hypotension.
Description : Why can cardiac muscle fibres contract for longer periods than skeletal fibres? (a) Cardiac muscle is self-excitatory (b) Extracellular calcium partially controls the strength (and length) ... tubules are more developed in cardiac muscle (d) Cardiac muscle is uninucleate rather than multinucleate
Last Answer : Ans:(a)
Description : Which of the following effects of epinephrine would be blocked by phentolamine but not by metoprolol ? (a) Cardiac stimulation (b) Contractionof radial smooth muscle in the iris (c) Increase of camp in fat (d) Relaxation of bronchial smooth muscle (e) Relaxation of the uterus
Last Answer : Ans: B
Description : Enhanced automaticity in cardiac cells may occur because of (a) ß-adrenergic stimulation (b) Hypokalemia (c) Mechanical stretch of cardiac muscles (d) All of the above
Description : Which pressor agent acts directly as well as indirectly and produces both vasoconstriction and cardiac stimulation: A. Phenylephrine B. Methoxamine C. Noradrenaline D. Mephentermine
Last Answer : D. Mephentermine
Description : Which of the following is seen at low (analgesic) doses of aspirin: A. Respiratory stimulation B. Increased occult blood loss in stools C. Increased cardiac output D. Hyperglycaemia
Last Answer : B. Increased occult blood loss in stools
Description : Propranolol does not block the following action of adrenaline: A. Bronchodilatation B. Lipolysis C. Muscle tremor D. Mydriasis
Last Answer : D. Mydriasis
Description : When used as an antiarrhythmic drug, Lidocaine typically (a) Increases action potential duration (b) Increases contractility (c) Increses PR interval (d) Reduces abnormal automaticity (e) Reduces resting potential
Description : The following action of digoxin is responsible for beneficial effect in auricular fibrillation: A. Increased myocardial contractility B. Suppression of SA node C. Depression of A-V conduction D. Enhanced Purkinje fibre automaticity
Last Answer : C. Depression of A-V conduction