Layers of the Heart Structure
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Questions and Answers

Which valve is located between the right atrium and right ventricle?

  • Tricuspid valve (correct)
  • Bicuspid valve
  • Mitral valve
  • Semilunar valve

What is the function of the left AV valve?

  • Prevents backflow to the left atrium (correct)
  • Prevents backflow to the left ventricle
  • Prevents backflow to the right ventricle
  • Prevents backflow to the right atrium

Where is the bicuspid or mitral valve located?

  • At the entrance of the aorta
  • Between the left atrium and left ventricle (correct)
  • Between the right atrium and right ventricle
  • At the entrance of the pulmonary artery

What is the function of the right semilunar valve?

<p>Prevents backflow to the right ventricle (C)</p> Signup and view all the answers

Which septum separates the right and left ventricles?

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

What does the coronary circulation receive blood supply through?

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

Which layer of the heart is described as a thin, watery membrane in the outer layer of the heart?

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

What is the function of the endocardium in the heart?

<p>Lines the valves and interior chambers (A)</p> Signup and view all the answers

What are the four chambers of the heart called?

<p>Right atrium, left atrium, left ventricle, right ventricle (A)</p> Signup and view all the answers

What is the function of the pericardium in relation to the heart?

<p>It acts as a protective sac surrounding the heart (B)</p> Signup and view all the answers

Where is the pericardium located in relation to the heart?

<p>Surrounding and enclosing the heart (D)</p> Signup and view all the answers

Which layer of the heart is responsible for pumping blood to the arteries by contracting?

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

What does the epicardium do in relation to the heart?

<p>Covers the heart and attached to the pericardium (B)</p> Signup and view all the answers

Which part of the heart is primarily responsible for pumping blood throughout the body?

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

Which chamber of the heart receives deoxygenated blood from the body?

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

Where is the epicardium located in relation to the heart?

<p>Outer layer of the heart (D)</p> Signup and view all the answers

What is the role of the endocardium in the heart?

<p>Lines the inner surface of the heart chambers (A)</p> Signup and view all the answers

What is the function of the Right Ventricle in the heart?

<p>Pumps blood into pulmonary artery (A)</p> Signup and view all the answers

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