Across
- 3. This blood vessel is the largest artery in the body and carries blood from the left ventricle to the entire body
- 7. The pigment in red blood cells that carry oxygen around the body
- 10. These blood vessels carry blood away from the heart
- 11. The smallest of the blood vessels. These are only one cell thick
- 13. The tissue responsible for transporting nutrients and oxygen around the body
- 15. This blood vessel enters the heart through the right atrium
- 16. The shape of red blood cells that allows for maximum surface area
- 17. Veins have these to prevent backflow of blood
- 18. The space in the middle of veins and arteries where the blood flows
Down
- 1. This blood vessel carries blood from the heart to the lungs
- 2. The piece of muscle that divides the two sides of the heart
- 4. This vibration of the beating fo the heart can be felt at certain points of the body
- 5. The specialized blood cells that help to fight infection
- 6. These blood cells help to form blood clots
- 8. The right and left lower chambers of the heart
- 9. The liquid part of the blood that carries digested materials
- 10. The right and left upper chambers of the heart
- 11. These blood vessels provide oxygen for the heart
- 12. This blood vessel carries oxygenated blood from the lungs into the left atrium
- 14. The heart is made up of this type of muscle
- 17. These blood vessels carry blood toward the heart