Across
- 3. A vessel that carries blood.
- 5. any of the muscular walled tubes forming apart of the circlulation system
- 6. the main artery of the body.
- 7. any of the fine branching blood vessels that form a network between the arterioles and venules
Down
- 1. cava a large vein carrying deoxygenated blood into the heart
- 2. each 2 of the main chambers in the heart.
- 4. muscle a muscle found in the walls of the heart.
- 6. each of the 2 upper cavities.
- 8. a partition separating two chambers of the heart.