Respiratory System Diseases and Complications
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Questions and Answers

What is the type of hypersensitivity reaction characterized by a delayed response and is cell-mediated, not antibody-mediated?

  • Type I HSR
  • Type III HSR
  • Type II HSR
  • Type IV HSR (correct)

    • What is the term for the filling pressure during diastole, affected by blood volume and blood pressure?

  • Preload (correct)
  • Afterload
  • Stroke volume
  • Contractility

    • What is the formula for calculating cardiac output?

  • CO = SV / HR
  • CO = SV + HR
  • CO = SV - HR
  • CO = SV x HR (correct)

    • Which of the following factors affects stroke volume?

    <p>Preload, contractility, and afterload</p> Signup and view all the answers

    What is the term for the pressure the heart needs to push against to get blood out of the heart during systole?

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

    Which chamber of the heart has the highest pressure as blood is going to the whole body?

    <p>Left ventricle</p> Signup and view all the answers

    What is the term for any vascular disorder that narrows or occludes the coronary arteries?

    <p>Coronary artery disease</p> Signup and view all the answers

    What is the result of an imbalance between coronary supply of blood and myocardial demand for oxygen and nutrients?

    <p>Either reversible myocardial ischemia or irreversible infarction</p> Signup and view all the answers

    What is the term for the amount of blood pumped by the heart per beat?

    <p>Stroke volume</p> Signup and view all the answers

    What is the term for how well the heart can contract?

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

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