Across
- 1. the innermost wall layer
- 4. Receives oxygen rich blood from lungs
- 5. Receives oxygen poor blood from an atrium
- 9. a double sac of serous membranes
- 10. The valve that is between the right atrium and right ventricle
- 11. the number of blood chambers
- 13. A dividing wall between ventricles
- 14. the contracting wall layer of the heart
- 15. The strongest artery in the body
- 17. The valve that is inferior to the pulmonary trunk
- 20. Heart chambers that constricts and sends blood throughout the body
- 24. wall of myocardium that separates the two ventricles
- 25. the rounded muscular projections attached to the chordae tendineae in the ventricles of the heart
- 26. the pointed end of the heart
Down
- 2. cord-like tendons that connect the papillary muscles to the tricuspid valve and bicuspid valve
- 3. Receives oxygen rich blood from an atrium
- 6. The valve that has two cusps
- 7. Heart chambers that receive blood
- 8. The blood vessel that sends blood from the head and neck to the right atrium
- 12. Blood vessels that provides the heart with oxygenated blood
- 16. the general color on diagrams of deoxygenated blood
- 18. the general color on diagrams of oxygenated blood
- 19. Receives oxygen poor blood from the vena cavae
- 21. The smallest blood vessels that transport gases
- 22. The condition when blood flows back in the heart
- 23. Caused by pooling of blood in the veins
- 24. the membrane that tightly covers the external surface of the heart