Cardiovascular Pharmacology Quiz
17 Questions
2 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the primary reason to avoid excessive tachycardia in patients treated with vasopressors or inotropes?

  • To decrease the risk of dysrhythmias.
  • To prevent myocardial ischemia. (correct)
  • To improve coronary vasodilation.
  • To reduce skin necrosis.

    • What is the primary reason for administering vasopressors via a central vein whenever possible?

  • To prevent skin necrosis.
  • To avoid peripheral extravasation. (correct)
  • To reduce the risk of dysrhythmias.
  • To improve coronary vasodilation.

    • What is the primary effect of beta-adrenergic receptor stimulation on myocardial oxygen consumption?

  • Variable effect on myocardial oxygen consumption.
  • Increased myocardial oxygen consumption. (correct)
  • Decreased myocardial oxygen consumption.
  • No effect on myocardial oxygen consumption.

    • What is the purpose of daily electrocardiograms on patients treated with vasopressors or inotropes?

    <p>To screen for myocardial ischemia.</p> Signup and view all the answers

    What is the recommended dosage range of phentolamine for local treatment of peripheral extravasation of vasopressors?

    <p>5 to 10 mg i.m.</p> Signup and view all the answers

    What is the sample size of the randomized trial that compared the frequency of dysrhythmias between patients who received dopamine and norepinephrine?

    <p>1679 patients</p> Signup and view all the answers

    Which of the following is a potential consequence of peripheral extravasation of vasopressors?

    <p>Excessive local vasoconstriction</p> Signup and view all the answers

    What is the primary reason for administering vasopressors via a central vein whenever possible?

    <p>To minimize the risk of infiltration</p> Signup and view all the answers

    Which of the following statements is true regarding the frequency of dysrhythmias in patients who received dopamine and norepinephrine?

    <p>Dysrhythmias were significantly more common among patients who received dopamine than among those who received norepinephrine.</p> Signup and view all the answers

    What is the primary effect of beta-adrenergic receptor stimulation on myocardial oxygen consumption?

    <p>It can increase myocardial oxygen consumption.</p> Signup and view all the answers

    What is the potential consequence of peripheral extravasation of vasopressors?

    <p>Excessive local vasoconstriction with subsequent skin necrosis.</p> Signup and view all the answers

    What is the primary reason for administering vasopressors via a central vein whenever possible?

    <p>To avoid peripheral extravasation and subsequent skin necrosis.</p> Signup and view all the answers

    What is the primary reason to avoid excessive tachycardia in patients treated with vasopressors or inotropes?

    <p>Impaired diastolic filling of the coronary arteries.</p> Signup and view all the answers

    What is the purpose of daily electrocardiograms on patients treated with vasopressors or inotropes?

    <p>To screen for occult ischemia.</p> Signup and view all the answers

    What is the recommended dosage range of phentolamine for local treatment of peripheral extravasation of vasopressors?

    <p>5 to 10 mg</p> Signup and view all the answers

    Which of the following is true regarding the effect of vasopressors on coronary vasodilation?

    <p>There is usually coronary vasodilation in response to vasopressors.</p> Signup and view all the answers

    What was the percentage of dysrhythmias among patients who received dopamine in the randomized trial?

    <p>24.1 percent</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser