Aminophylline Composition Quiz

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Questions and Answers

What characteristic of microorganisms makes them susceptible to various environmental factors?

  • Lack of cell walls
  • Their small size (correct)
  • Ability to adapt quickly
  • High mutation rate

Why are microorganisms like bacteria vulnerable to drugs used for treating respiratory problems?

  • They have a low mutation rate
  • They have a high resistance to medication
  • They lack a protective outer membrane (correct)
  • They are resistant to environmental changes

Which factor contributes to the effectiveness of drugs in treating respiratory issues in humans?

  • Low adaptability of microorganisms
  • Microorganisms' ability to evade treatment
  • Presence of specific drug targets in microorganisms (correct)
  • Resistance of microorganisms to medication

How does the susceptibility of microorganisms impact the development of new drugs for respiratory illnesses?

<p>It hinders drug development due to constant mutations (B)</p> Signup and view all the answers

Why is understanding the vulnerability of microorganisms essential for improving treatment outcomes in respiratory diseases?

<p>To develop more targeted and effective therapies (D)</p> Signup and view all the answers

How does increased cAMP affect the tone in bronchial smooth muscle?

<p>Decreases the tone (C)</p> Signup and view all the answers

What is the effect of blocking the enzyme that breaks down nucleotides?

<p>Stabilizes mast cell membrane (D)</p> Signup and view all the answers

Which of the following is a consequence of increased cAMP levels?

<p>Decreased tone in bronchial smooth muscle (A)</p> Signup and view all the answers

What happens if mast cell membrane stability is compromised?

<p>Enhanced allergic responses (C)</p> Signup and view all the answers

Why is it important to stabilize mast cell membranes?

<p>To reduce allergic responses (A)</p> Signup and view all the answers

What is the main function of the compounds that stabilize sensitized mast cells?

<p>Inhibit the release of histamine (A)</p> Signup and view all the answers

Which of the following is NOT a broncho-constrictor agent inhibited by compounds that stabilize sensitized mast cells?

<p>Prostaglandins (C)</p> Signup and view all the answers

How do compounds that stabilize sensitized mast cells affect the release of SRS-A?

<p>Inhibit the release of SRS-A (B)</p> Signup and view all the answers

Which of the following is a function of leukotrines in the context of broncho-constriction?

<p>Act as slow reacting substances for anaphylaxis (B)</p> Signup and view all the answers

What happens to the release of broncho-constrictor agents like histamine when mast cells are stabilized?

<p>Decreases (D)</p> Signup and view all the answers

What is the recommended route of administration for high doses of prednisolone in patients with severe exacerbation of asthma?

<p>Oral (D)</p> Signup and view all the answers

Which drug is used to block the parasympathetic cholinergic bronchoconstrictor effect?

<p>Ipratropium (C)</p> Signup and view all the answers

What is the mechanism of action of atropine-like drugs such as ipratropium in managing airway resistance?

<p>Blocking parasympathetic cholinergic effects (D)</p> Signup and view all the answers

Compared to sympathetic stimulant agents, how does the effect of anticholinergic drugs on airway resistance usually fare?

<p>Less than sympathetic stimulant agents (A)</p> Signup and view all the answers

In the context of asthma exacerbation, which drug is indicated for its anti-cholinergic effects?

<p>Ipratropium (B)</p> Signup and view all the answers

What is the composition of Aminophylline?

<p>Theophylline and ethylene diamine in a 2:1 ratio (C)</p> Signup and view all the answers

What is the primary use of Aminophylline?

<p>Asthma and other respiratory conditions (D)</p> Signup and view all the answers

Which compound is NOT part of Aminophylline?

<p>Caffeine (A)</p> Signup and view all the answers

Which ratio of the components makes up Aminophylline?

<p>2:1 (B)</p> Signup and view all the answers

What is the chemical structure of Aminophylline?

<p>$C_{7}H_{8}N_{4}O_{2}$ (D)</p> Signup and view all the answers

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