7th Grade Heart Dissection

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Across
  1. 2. Veins – Bring oxygen-rich blood from the lungs to the left atrium.
  2. 5. (Right and Left Atrium) – The two upper chambers of the heart that receive blood coming into the heart.
  3. 8. System – The body system that includes the heart, blood, and blood vessels; responsible for transporting nutrients, oxygen, and waste.
  4. 9. Blood – Blood rich in oxygen, usually found in arteries.
  5. 11. Artery – Carries oxygen-poor blood from the right ventricle to the lungs.
  6. 12. – Flap-like structures that keep blood moving in one direction through the heart (e.g., tricuspid valve, mitral valve).
Down
  1. 1. (Right and Left Ventricle) – The two lower chambers of the heart that pump blood out of the heart.
  2. 3. Cava (Superior and Inferior) – Large veins that carry oxygen-poor blood from the body to the right atrium.
  3. 4. – A muscular organ that pumps blood throughout the body.
  4. 6. The largest artery in the body; it carries oxygen-rich blood from the left ventricle to the body.
  5. 7. Blood – Blood that has given up its oxygen to the body and is returning to the lungs.
  6. 10. – The muscular wall that separates the left and right sides of the heart.