Blood Pressure and Baroreceptors Quiz
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Questions and Answers

Which layer of the heart wall is the outermost layer?

  • Endocardium
  • Epicardium (correct)
  • Myocardium
  • Pericardium

What are baroreceptors?

  • Receptors sensitive to changes in heart rate
  • Receptors sensitive to changes in pressure (correct)
  • Receptors sensitive to changes in temperature
  • Receptors sensitive to changes in blood flow

What is systole?

  • Force of blood to get through arteries
  • Contraction of the heart (correct)
  • Relaxation of the heart
  • Pressure of blood pushing against the walls of arteries

Which blood vessels are baroreceptors located near?

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

What is the function of baroreceptors?

<p>To regulate blood pressure (B)</p> Signup and view all the answers

What is the outermost layer of the heart wall called?

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

What is the middle layer of the heart wall called?

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

What is the innermost lining of the heart wall called?

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

What structures help add force to the contraction of the heart wall?

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

What is the function of the pericardium?

<p>To protect the heart (D)</p> Signup and view all the answers

What are systole and diastole?

<p>Phases of the cardiac cycle (A)</p> Signup and view all the answers

What is the function of pressorreflexes?

<p>To regulate blood pressure (D)</p> Signup and view all the answers

Where are the cardiac control centers located?

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

Which of the following best describes blood pressure?

<p>The pressure of blood pushing against the walls of your arteries (A)</p> Signup and view all the answers

Where are baroreceptors located in the body?

<p>Near the heart by the aorta and by the carotid (C)</p> Signup and view all the answers

What is the function of baroreceptors in the body?

<p>To regulate blood pressure (C)</p> Signup and view all the answers

Which layer of the heart wall is the outermost layer?

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

What is the middle layer of the heart wall called?

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

What is the innermost lining of the heart wall called?

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

What is the function of the trabeculae carnae in the heart?

<p>To support inner structures of the heart (B)</p> Signup and view all the answers

What is the term for the contraction phase of the heart?

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

What is the term for the relaxation phase of the heart?

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

What is the name of the negative feedback loops that oppose changes in blood pressure by adjusting heart rate?

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

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