Across
- 2. A blood vessel that carries blood away from the heart.
- 4. The movement of blood through the body.
- 6. One of the four spaces inside the heart.
- 8. A red liquid that carries oxygen and nutrients in the body.
- 10. A gas needed by the body for breathing and energy.
Down
- 1. A muscular organ that pumps blood throughout the body.
- 3. The rhythm of the heartbeat felt in the arteries.
- 5. A very small blood vessel where exchange happens.
- 7. pressure The force of blood pushing against blood vessel walls.
- 9. A blood vessel that carries blood back to the heart.