Across
- 2. The fluid that carries gases, nutrients, and waste through the body
- 4. Any tiny air sacs of the lung where oxygen and carbon dioxide are exchange
- 8. A blood vessel that carries blood away from the heart to the body's organs
- 9. A tiny blood vessel that allows an exchange between blood and calls in tissue
- 11. A collection of organs that transports blood throughout the body
- 12. The area of the throat that contains the vocal cords and produce vocal sounds
- 13. The tube that connects the larynx to the lungs
- 14. The passage from the mouth to the larynx and esophagus
Down
- 1. The flow of blood from the heart to the lungs and back to the heart through the pulmonary arteries, capillaries,and veins
- 2. The force that the blood exerts on the walls of the arteries
- 3. The flow of blood from the heart to all parts of the body the body and back to the heart
- 5. A collection of organs whose primary function is to take in oxygen and expel carbon dioxide
- 6. One of the tube that connects the lungs with the trachea
- 7. In biology, a vessel that carries blood to the heart
- 10. The exchange of oxygen and carbon dioxide between living cells and their environment
