respiratory system
Across
- 1. A tiny branch of air tubes in the lungs.
- 3. situated or extending between the ribs.
- 7. a tough and flexible tissue that lines joints and gives structure to the nose, ears, larynx, and other parts of the body.
- 8. The area of the throat containing the vocal cords and used for breathing, swallowing, and talking.
- 9. One of a pair of organs in the chest that supplies the body with oxygen, and removes carbon dioxide from the body.
- 11. either of the two primary divisions of the trachea that lead respectively into the right and the left lung broadly
Down
- 2. is the flow of the breath out of an organism.
- 4. is part of the respiratory system and digestive system. It carries air, food and fluid down from the nose and mouth
- 5. the process of movement of molecules under a concentration gradient
- 6. A protein inside red blood cells that carries oxygen from the lungs to tissues and organs in the body and carries carbon dioxide back to the lungs.
- 10. The airway that leads from the larynx (voice box) to the bronchi