The Works of the Cardio Thorastic Cavity

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Across
  1. 3. What is the middle thickest layer of the heart, that contains the heart muscle.
  2. 4. The inner, thin layer, next to the blood.
  3. 7. What kind of blood does the right atrium receive from all parts of the body?
  4. 9. A double membrane sac that covers the heart.
  5. 10. What are the two upper chambers separated by?
  6. 12. The heart is located in between the lungs, in the__________, and is posterior to the sternum.
  7. 13. What kind of blood does the left atrium receive from the lungs via the four pulmonary veins?
  8. 14. Contains the spleen, lymphatic, tissues, and vessels
Down
  1. 1. The lower two chambers of the heart.
  2. 2. What is the inner layer that covers the heart?
  3. 5. What are the two lower chambers separated by?
  4. 6. A thin outer layer of the visceral layer of the pericardium.
  5. 8. The right ventricle chamber receives blood from the right atrium and pumps blood to the _______ via the pulmonary artery?
  6. 11. The upper two chambers of the heart.
  7. 14. Refers to the heart.
  8. 15. Refers to blood vessels.