Respiratory System Crossword Puzzle

3. Is a leaf-shaped flap of cartilage located behind the tongue, at the top of the larynx, or voice box.
6. The bronchi are two air tubes that branch off of the trachea and carry air directly into the lungs.
7. Is the main passageway from larynx to the lungs.
10. Is to warm, moisturize, and filter air entering the body before it reaches the lungs.
11. Are part of the circulatory system and function to transport blood throughout the body.
13. It is a chamber where the passages from the nose and mouth meet.
14. Is more concentrated in the alveoli and less concentrated in the capillaries.
15. Are the main organs of the respiratory system.

1. This is where the air first enters our body.
2. Is to ensure that incoming air is supplied to each alveolus.
4. veins Are responsible for carrying oxygenated blood from the lungs back to the left atrium of the heart.
5. Is a group of organs and tissues working together to enable us to breathe.
8. Are tiny sacs within our lungs that allow oxygen and carbon dioxide to move between the lungs and bloodstream.
9. Is a muscular structure located between the thoracic and abdominal cavity.
12. Is a muscular organ between the pharynx and trachea.