Cardiovascular Anatomy
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Questions and Answers

Where is the heart located within the chest?

  • Left of the midline
  • Below the trachea (correct)
  • Anterior to the spine
  • Above the diaphragm

Which part of the heart is at approximately the level of the second rib?

  • Base (correct)
  • Endocardium
  • Myocardium
  • Apex

What is the primary function of the endocardium in the heart?

  • Pumping blood throughout the body
  • Providing structural support to the heart
  • Bathing in blood
  • Lining the heart's chambers (correct)

Approximately how much of the heart's mass is to the right of the midline?

<p>None (D)</p> Signup and view all the answers

Where does the apex of the heart lie in relation to the diaphragm?

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

What are the three tissue layers that make up the heart?

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

Which layer of the heart is the thickest?

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

What is the primary function of the pericardial fluid?

<p>To lubricate the heart and reduce friction during contraction (D)</p> Signup and view all the answers

Which chambers of the heart receive incoming blood?

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

What is the function of the interventricular septum?

<p>To separate the right and left ventricles (C)</p> Signup and view all the answers

How many cusps (leaflets) does the tricuspid valve have?

<p>3 (A)</p> Signup and view all the answers

Which layer of the heart is in direct contact with the heart muscle?

<p>Visceral pericardium (epicardium) (B)</p> Signup and view all the answers

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