Across
- 2. The top chambers of the heart with blood enters from the vessels.
- 6. Cells of the immune system. Also called Leukocytes.
- 8. Another name for White Blood Cells
- 10. The bottom chambers of the heart that pump blood out into the vessels.
- 12. Thin vessels that connect the arterial and venous systems.
Down
- 1. Another name for Red Blood Cells
- 3. Cells that carry oxygen. Also called Erythrocytes.
- 4. Blood vessels that carry blood back to the heart.
- 5. Tiny cells that help form clots during bleeding.
- 7. Blood vessels that carry blood away from the heart.
- 9. The liquid part of the blood that carries cells and proteins throughout the body.
- 11. A hollow muscular organ that moves blood through the body.