Across
- 1. The tube that connects the mouth to the Bronchioles.
- 3. Small balloon-like sacs attached to the end of the bronchial passages.
- 6. Two tubes that branch off the Trachea and carry air directly into the lungs.
- 7. As you inhale this organ moistens and warms the air. It also allows you to smell.
Down
- 2. Carry away oxygenated blood from the alveoli.
- 4. The main organ in the Respiratory System.
- 5. Oral cavity that is the secondary opening for air to enter the trachea.