NURS 3113 Pharmacology Chapters 36 & 37
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Questions and Answers

What is the primary mechanism of action (MOA) of antihistamines?

  • Reduce inflammation in the airways
  • Increase mucus production
  • Stimulate bronchodilation
  • Block H1 receptors (correct)
  • Which medication is commonly classified as an expectorant?

  • Guaifenesin (correct)
  • Diphenhydramine
  • Dextromethorphan
  • Benzonatate
  • What condition is commonly treated with bronchodilators?

  • Fever
  • Chronic Bronchitis (correct)
  • Coughing
  • Nasal Congestion
  • Which of the following is a contraindication for the use of decongestants?

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

    What is a common adverse effect associated with antihistamines?

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

    Which drug is categorized as a leukotriene receptor antagonist?

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

    What class of respiratory drugs is typically used to provide rapid relief during an asthma attack?

    <p>Short-acting beta agonists (C)</p> Signup and view all the answers

    Which of the following statements about expectorants is TRUE?

    <p>They promote the expulsion of mucus. (C)</p> Signup and view all the answers

    Flashcards

    Antihistamines

    Medications that block histamine receptors to reduce allergy symptoms.

    Histamine Receptors

    Proteins that mediate the effects of histamines in the body, mainly H1 and H2 types.

    Decongestants

    Drugs that relieve nasal congestion by constricting blood vessels in the nasal passages.

    Antitussives

    Medications that suppress coughing by acting on the brain's cough center.

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    Expectorants

    Drugs that help clear mucus from the airways by increasing mucus production.

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    Bronchodilators

    Medications that relax and widen air passages in the lungs.

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    Leukotriene Receptor Antagonists

    Drugs that block leukotriene receptors to reduce inflammation and mucus secretion in asthma.

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    Inhaled Corticosteroids

    Anti-inflammatory medications administered via inhalation to reduce airway inflammation in asthma and COPD.

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    Study Notes

    Course Information

    • Course title: NURS 3113 PHARMACOLOGY
    • Chapters Covered: 36 and 37
    • Chapter 36 focuses on Antihistamines, Decongestants, Antitussives, and Expectorants
    • Chapter 37 focuses on Respiratory Drugs

    Week 3 Objectives

    • Discuss mechanisms of action, indications, contraindications, cautions, drug interactions, dosages and route administration for Antihistamines, Decongestants, Antitussives, and Expectorants
    • List the classifications of drugs for respiratory diseases
    • Discuss mechanisms of action, indications, contraindications, cautions, drug interactions, dosages, route of administration, adverse effects, and toxic effects of bronchodilators and other respiratory drugs

    Chapter 36: Antihistamines, Decongestants, Antitussives, & Expectorants

    • Antihistamines:

      • Histamine receptors: H1 and H2
      • Mechanism of Action (MOA)
      • Indications
      • Contraindications
      • Adverse Effects
      • Medications: diphenhydramine, loratadine
      • Efficacy Level and Anticholinergic/Sedative Potential (graph shown)
    • Decongestants:

      • Nasal congestion
      • MOA
      • Indications
      • Contraindications
      • Adverse Effects
      • Medications: oxymetazoline
    • Antitussives:

      • MOA
      • Indications
      • Contraindications
      • Adverse Effects
      • Medications: benzonatate, codeine, dextromethorphan
    • Expectorants:

      • MOA
      • Indications
      • Contraindications
      • Adverse Effects
      • Medications: guaifenesin

    Chapter 37: Respiratory Drugs

    • Topics Covered: Asthma, Asthma Attack, Status Asthmaticus, Chronic Obstructive Pulmonary Disease (COPD), Chronic Bronchitis, Emphysema

    • Respiratory System Conditions:

      • Asthma
      • Asthma attack
      • Status Asthmaticus
      • COPD (Chronic Obstructive Pulmonary Disease)
        • Chronic Bronchitis
        • Emphysema
    • Bronchodilators:

      • MOA
      • Indications
      • Contraindications
      • Adverse Effects
    • Leukotriene Receptor Antagonists:

      • MOA
      • Indications
      • Contraindications
      • Adverse Effects
    • Xanthine Derivatives:

      • MOA
      • Indications
      • Contraindications
      • Adverse Effects
    • Inhaled Corticosteroids:

      • MOA
      • Indications
      • Contraindications
      • Adverse Effects
    • Anticholinergics:

      • MOA
      • Indications
      • Contraindications
      • Adverse Effects

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    Description

    Test your knowledge on chapters 36 and 37 of NURS 3113 Pharmacology. This quiz covers Antihistamines, Decongestants, Antitussives, Expectorants, and Respiratory Drugs, including their mechanisms of action, classifications, indications, and contraindications. Perfect for understanding drug interactions and administration routes!

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