Across
- 2. the part of the throat that contains the vocal cords
- 7. the windpipe
- 8. the trachea that spilts into two branches
- 9. the way the body gains and uses oxygen and gets rid of carbon dioxide and water
- 10. the flow of blood from the heart to the lungs and back to the heart through the pulmonary arteries, capillaries, and veins
- 13. a blood vessel that carries blood away from the heart to the body's organs
- 15. each bronchiole branch that forms tiny sacs
Down
- 1. the flow of blood from the heart to all parts of the body and back to the heart
- 3. a tiny blood vessel that allows an exchange between blood and cells in tissue
- 4. a collection of organs that transport blood throughout the body
- 5. the group of organs that take in oxygen and get rid of carbon dioxide
- 6. the fluid that carries gases, nutrients, and wastes through the body and is made up of platelets, whits blood cells, red blood cells, and plasma
- 11. the throat
- 12. a vessel that carries blood to the heart
- 14. pressure the force that blood exerts on the walls of arteries