Mammalian Heart and Regulation Quiz
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Questions and Answers

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

  • Right atrium (correct)
  • Left atrium
  • Right ventricle
  • Left ventricle

Which chamber of the heart pumps out oxygenated blood to the whole body through aorta?

  • Left atrium
  • Left ventricle (correct)
  • Right ventricle
  • Right atrium

Which part of the heart is responsible for receiving oxygenated blood from the lungs through pulmonary veins?

  • Left ventricle
  • Right atrium
  • Right ventricle
  • Left atrium (correct)

Which part of the heart pumps out deoxygenated blood to the lungs through pulmonary arteries for gaseous exchange?

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

Which part of the heart is responsible for initiating the heart beat?

<p>Pacemaker or Sinoatrial (SA) node (A)</p> Signup and view all the answers

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