Description : Caffeine is more powerful than theophylline in exerting the following action: A. Bronchodilatation B. Cardiac stimulation C. Diuresis D. Augmentation of skeletal muscl contractility
Last Answer : D. Augmentation of skeletal muscl contractility
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 : 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 : 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 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 : 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)
Last Answer : Ans: B
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 : 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 : 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 : 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 : 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 : 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 : The drug that can directly release histamine from mast cells without involving antigen-antibody reaction is: A. Aspirin B. Procaine C. Morphine D. Sulfadiazine
Last Answer : C. Morphine
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 : Choose the correct statement about theophylline: A. Its use in asthma has declined because of narrow safety margin B. Its dose needs to be reduced in smokers C. It acts by increasing the formation of cAMP D. Its plasma halflife is longer in children compared to that in adults
Last Answer : A. Its use in asthma has declined because of narrow safety margin
Description : The metabolic actions of adrenaline include the following except: A. Glycogenolysis in liver and muscle B. Inhibition of neoglucogenesis in liver C. Lipolysis in adipose tissue D. Release of potassium from liver followed by its uptake
Last Answer : B. Inhibition of neoglucogenesis in liver
Description : Which of the following statements regarding cytokines is incorrect? A. Cytokines act directly on target cells and may potentiate the actions of one another. B. Interleukin 1 (IL-1) ... organ dysfunction syndrome because of its multiple actions and the secondary cascades that it stimulates.
Last Answer : Answer: C DISCUSSION: Cytokines are soluble peptide molecules that are synthesized and secreted by a number of cell types in response to injury, inflammation, and infection. Cytokines, which ... is thought to play a central role in the stress response, particularly in response to endotoxemia
Description : A patient with no positive history came along for scaling. The moment you pick up the scaler you punch your finger, what should you do? A. Complete the procedure as nothing has happened B. Check ... B antigen BsAg D. Check dentist's blood for epatitis B antibody BsAb and IV antigen IVAg E.
Last Answer : A. Complete the procedure as nothing has happened
Description : The following are true about cell-mediated immunity: a. antigen-specific function is the role of the T-lymphocytes b. cell-mediated immunity can activate the complement system c. it is ... the delayed hypersensitivity reaction. d. Gamma interferon is an important mediator of B-cell activation.
Last Answer : cell-mediated immunity can activate the complement system
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 : 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 : 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 : 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 : 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 : 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 : 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 : Actions of adenosine include the following except: A. Depression of A-V node B. Coronary vasodilatation C. Bronchodilatation D. Fall in BP
Last Answer : C. Bronchodilatation
Description : The actions of platelet activating factor include the following except: A. Increased capillary permeability B. Bronchodilatation C. Vasodilatation D. Erosion of gastric mucosa
Last Answer : B. Bronchodilatation
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 : What is true of nimesulide: A. It exerts antiinflammatory action by several mechanisms in addition to cyclooxygenase inhibition B. It is preferred for long-term use in rheumatoid arthritis C. It is contraindicated in aspirin intolerant asthma patients D. All of the above
Last Answer : A. It exerts antiinflammatory action by several mechanisms in addition to cyclooxygenase inhibition
Description : The following statement(s) is/are true concerning newer detection methods of systemic infection. a. Enzyme-linked immunosorbent assay (ELISA) is a rapid immunologic assay used for ... detected using advanced molecular techniques include cytomegalovirus (CMV) and human immunodeficiency virus (HIV)
Last Answer : Answer: a, b, c, d Although the classic detection of infection based on clinical signs of infection and bacterial culture remain the most common clinical tools, increasing ... including CMV and HIV. Furthermore, preliminary investigations into possible detection of fungal pathogens are underway
Description : Delayed allergy reaction (type IV allergic reaction) is: a) An An allergic or immune response that begins within a period lasting from a few minutes to about an hour after exposure to ... of antigen-antibody complexes that cause tissue damage e) An allergic disorder which is transferred genetically.
Description : Immediate allergy reaction (type I allergic reaction) is: a) An allergic or immune response that begins within a period lasting from a few minutes to about an hour after exposure to an ... cause tissue damage e) It occurs during blood transfusion reactions and in hemolytic disease of the newborn.
Last Answer : Ans: A
Description : Reaction of soluble antigen with antibody is ____A. Agglutination B. Precipitation C. Flocculation D. CFT
Last Answer : Precipitation
Description : Titer refers to a. The most concentrated antigen-antibody concentration showing a reaction. b. The first diluted antigen-antibody concentration showing a reaction. c. The precipitation line ... antigen-antibody reaction. d. The most dilute antigen-antibody concentration showing a reaction.
Last Answer : d. The most dilute antigen-antibody concentration showing a reaction.
Description : Effector functions of antigen antibody reaction
Last Answer : 1) As two or more Fc portions are required to stimulate effector functions so effector functions are carried out only by molecules with bound antigens and not with free Ig. 2) Fc region of ... chains are called isotypes. Five heavy chain isotypes and two light chain isotypes are present in humans.
Description : The primary mechanism by which prostaglandins promote ulcer healing is: A. Inhibition of gastric acid secretion B. Augmentation of bicarbonate buffered mucus layer covering gastroduodenal mucosa C. Increased bicarbonate secretion in gastric juice D. Increased turnover of gastric mucosal cell
Last Answer : B. Augmentation of bicarbonate buffered mucus layer covering gastroduodenal mucosa
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 : Most commonly employed test for determining the antibody titers for Newcastle disease infection in B A. Agar gel precipitation test B. Hemagglutination inhibition C. Polymerase chain reaction D. None of these
Last Answer : Hemagglutination inhibition
Description : Most commonly employed test for determining the antibody titers for AI infection is B A. Agar gel precipitation test B. Hemagglutination inhibition C. Polymerase chain reaction D. None of these
Description : When antigens are attached to the surface of latex beads and then reacted with an appropriate antibody, a/an reaction occurs. a. Inhibition b. Agglutination c. Neutralization d. Precipitation
Last Answer : b. Agglutination