Across
- 4. The passages that direct air into the lungs
- 5. air travels through the pharynx to the bronchi
- 6. tiny sacs of lung tissue specialized for the movement of gases between air and blood
- 10. Lower chambers of the heart
- 11. carry blood away from the heart
- 12. tissue Plant tissue consisting of cells joined into tubes that transport water and nutrients throughout the plant body.
- 14. vascular tissue that carries water upward from the roots to every part of a plant
Down
- 1. tubelike passageway a the top of the throat that receives air, food, and liquids from the mouth or nose
- 2. Very tiny vessels that enable oxygen, carbon dioxide, and nutrients to move between your circulatory system and your entire body.
- 3. carries dissolved sugars throughout a plant
- 7. Main organs of the respiratory system
- 8. carbon dioxide, oxygen and water vapor pass into and out of a plant through openings of a leaf called Stoma
- 9. large muscle below the lungs that contracts and relaxes
- 10. Blood vessels that carry blood back to the heart
- 13. upper chambers of the heart