Human Body Crossword
Across
- 2. vocal cords
- 3. "sub-branches" in the lungs that take oxygen to alveoli
- 4. "branches" in the lungs that take oxygen to bronchioles
- 6. tiny veins that bring oxygenated blood to cells, and take away blood with waste
- 8. term for the diffusion of water
- 10. valve that regulates the flow of substances in the digestive system
- 12. artery that takes blood from the heart to be oxygenated in the lungs
Down
- 1. when a substance is diffused out of an area and into another
- 5. warms, moistens, and fliters air before going to the pharynx
- 7. artery that sends blood from the heart to the rest of the body
- 9. part of the small intestine that recieves lots of chemicals to help break down food
- 11. valve between the left atrium and left ventricle
- 13. tiny inflatable balls in the lungs that diffuse oxygen to blood, and take away CO2 and water
- 14. windpipe