Quiz BMS
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Questions and Answers

What is the functional blood supply to the heart muscle called?

  • Systemic circulation
  • Venous drainage
  • Pulmonary circuit
  • Coronary circulation (correct)

Which vein originates at the apex of the heart and ascends in the anterior interventricular groove?

  • Great cardiac vein (correct)
  • Small cardiac vein
  • Posterior cardiac vein
  • Middle cardiac vein

Where is the coronary sinus located?

  • On the posterior surface of the heart (correct)
  • On the left side of the heart
  • On the right side of the heart
  • On the anterior surface of the heart

Which artery supplies blood to the heart itself?

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

Which vein empties into the right atrium after receiving tributaries from the heart?

<p>Great cardiac vein (D)</p> Signup and view all the answers

What ensures blood delivery to the heart even if major vessels are occluded?

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

What is the function of the atria in the heart?

<p>Receive blood from the venae cavae and pulmonary veins (D)</p> Signup and view all the answers

Which chamber of the heart has the thickest myocardium?

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

What is the function of papillary muscles in the heart?

<p>Anchor AV valves (D)</p> Signup and view all the answers

Where does blood enter the left atrium from?

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

What is the function of semilunar valves in the heart?

<p>Prevent backflow of blood into the ventricles (B)</p> Signup and view all the answers

What is the major function of coronary circulation in the heart?

<p>Supply blood to the myocardium (B)</p> Signup and view all the answers

What is the pathway of blood from the right atrium to the lungs?

<p>Right atrium → tricuspid valve → right ventricle → pulmonary semilunar valve → pulmonary arteries → lungs (B)</p> Signup and view all the answers

Which vessel carries oxygenated blood from the lungs to the left atrium?

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

What is the function of coronary circulation's arterial supply?

<p>Supply oxygenated blood to the heart muscle (D)</p> Signup and view all the answers

Which layer of the heart is composed of a crisscrossing, interlacing layer of connective tissue?

<p>Fibrous skeleton of the heart (D)</p> Signup and view all the answers

In coronary circulation, which vessels carry deoxygenated blood away from the heart muscle?

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

Which vessel is responsible for supplying oxygenated blood to the rest of the body?

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

Which vein drains blood from the front of the heart and descends in the anterior interventricular groove?

<p>Middle cardiac vein (A)</p> Signup and view all the answers

Where does the great cardiac vein empty into?

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

What is the main function of the great cardiac vein?

<p>To drain blood from the heart (A)</p> Signup and view all the answers

Which structure anchors the great cardiac vein to certain muscles in the heart?

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

In which chamber does the great cardiac vein collect blood from?

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

Where does the Great cardiac vein originate?

<p>At the apex of the heart (C)</p> Signup and view all the answers

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

<p>Small cardiac vein (D)</p> Signup and view all the answers

Where does the Small cardiac vein empty its contents into?

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

Which vein begins at the apex of the heart and ascends in the posterior interventricular groove?

<p>Middle cardiac vein (C)</p> Signup and view all the answers

Where is the Posterior cardiac vein located in relation to the Middle cardiac vein?

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

From where does the great cardiac vein originate?

<p>Anterior interventricular groove (B)</p> Signup and view all the answers

What type of blood does the great cardiac vein carry?

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

Which structure does the great cardiac vein drain into?

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

What is the main function of the great cardiac vein?

<p>To collect deoxygenated blood from the heart (A)</p> Signup and view all the answers

Which chamber of the heart is most closely associated with the great cardiac vein?

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

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