Pharmacology: Beta-Blockers
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Questions and Answers

What is a common source of cardiac glycosides?

  • Foxglove plants (correct)
  • Sunflower plants
  • Rose plants
  • Daisy plants
  • What is a contraindication for the use of vasodilators?

  • Heart failure
  • Hypertension
  • Diabetes
  • Known allergy to the drug (correct)
  • Why is it important to monitor serum electrolytes?

  • To avoid serious side effects (correct)
  • To monitor blood sugar levels
  • To monitor blood pressure
  • To monitor heart rate
  • What precaution should be taken when administering vasodilators?

    <p>Avoiding individuals with a known allergy to the drug</p> Signup and view all the answers

    What do cardiac glycosides derive from?

    <p>Digitalis</p> Signup and view all the answers

    Which of the following is not a contraindication for vasodilators?

    <p>Hypertension</p> Signup and view all the answers

    What type of plants are associated with cardiac glycosides?

    <p>Foxglove plants</p> Signup and view all the answers

    What is a consequence of administering vasodilators to individuals with a known allergy?

    <p>An allergic reaction</p> Signup and view all the answers

    What should healthcare professionals avoid when prescribing vasodilators?

    <p>Administering the drug to individuals with a known allergy</p> Signup and view all the answers

    What is the term for the group of drugs derived from digitalis?

    <p>Cardiac Glycosides</p> Signup and view all the answers

    What should be alerted to diabetic clients when implementing beta-blockers?

    <p>Possible hypoglycemic effect</p> Signup and view all the answers

    What is a potential side effect of beta-blockers that clients should be informed about?

    <p>Sexual dysfunction</p> Signup and view all the answers

    Why is it important to alert diabetic clients about the possible hypoglycemic effect of beta-blockers?

    <p>To prevent hypoglycemic episodes</p> Signup and view all the answers

    What is a key consideration when implementing beta-blockers in diabetic clients?

    <p>Monitoring blood sugar levels</p> Signup and view all the answers

    What should healthcare providers inform clients about when prescribing beta-blockers?

    <p>Both the possible hypoglycemic effect and the risk of sexual dysfunction</p> Signup and view all the answers

    What is a contraindication for cardiac glycosides?

    <p>Allergy to any cardiac glycoside</p> Signup and view all the answers

    What is a precaution for cardiac glycosides?

    <p>Avoiding allergy to any cardiac glycoside</p> Signup and view all the answers

    When should cardiac glycosides be avoided?

    <p>When the patient is allergic to any cardiac glycoside</p> Signup and view all the answers

    What is a characteristic of cardiac glycosides?

    <p>They are contraindicated in patients with allergy to any cardiac glycoside</p> Signup and view all the answers

    What is a consideration when prescribing cardiac glycosides?

    <p>The patient's allergy to cardiac glycosides</p> Signup and view all the answers

    What is the primary purpose of using calcium channel blockers?

    <p>To prevent angina when other drugs fail</p> Signup and view all the answers

    Which of the following is NOT a type of calcium channel blocker?

    <p>Metoprolol</p> Signup and view all the answers

    Which calcium channel blocker is commonly used to treat hypertension?

    <p>Nifedipine</p> Signup and view all the answers

    What is the effect of calcium channel blockers on the heart?

    <p>Decrease heart rate and contractility</p> Signup and view all the answers

    Which of the following calcium channel blockers has a similar mechanism of action to verapamil?

    <p>Diltiazem</p> Signup and view all the answers

    Study Notes

    Beta-Blockers (β1)

    • Inform diabetic clients about the possibility of hypoglycemic effect when using beta-blockers
    • Warn clients about the potential for sexual dysfunction as a side effect

    Vasodilators

    • Contraindicated in patients with a known allergy to the drug
    • Monitor serum electrolytes to prevent serious adverse effects

    Cardiac Glycosides

    • Derived from digitalis, a substance found in foxglove plants
    • Contraindicated in patients with a known allergy to any cardiac glycoside
    • Often used when other drugs fail to prevent angina
    • Examples of calcium channel blockers: amlodipine, nifedipine, diltiazem, and verapamil

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    Description

    This quiz covers the implementation of beta-blockers, including their effects on diabetic clients and potential side effects such as sexual dysfunction.

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