Respiratory System
Across
- 4. Oxygen enters the body
- 6. Part of respiratory and digestive systems, flap of cartilage that closes over trachea to allow food to pass to esophagus
- 7. Groups of cells that transfer oxygen from lungs to blood
- 10. Muscle that allows movement of lungs (inhaling and exhaling)
- 11. Branched smaller tubes of the bronchi
Down
- 1. Made up of 2, location where air enters the lungs
- 2. Organ in lower part of throat that contains the vocal cords
- 3. Transport oxygen in blood from alveoli in lungs to the rest of the body
- 5. occurs in cells and lungs, moving gases between external environment and internal environment
- 8. Part of respiratory and digestive systems, cavity where oxygen or food pass though
- 9. Tube allowing oxygen to travel from pharynx to bronchi