Respiratory System words
Across
- 4. the tube or cavity, with its surrounding membrane and muscles, that connects the mouth and nasal passages with the esophagus
- 5. the opening through which a person or animal takes in food.
- 6. the tube in humans and other air-breathing extending from the larynx to the bronchi.
- 7. an air cell of the lungs, formed by the terminal dilation of tiny air passageways.
- 8. a muscular and cartilaginous structure lined with mucous membrane at the upper part of the trachea in humans, in which the vocal cords are located
- 9. the part of the face above the mouth that contains the nostrils and organs of smell and through which a person breathes.
Down
- 1. located below the lungs
- 2. either of the two saclike respiratory organs in the thorax of humans and the higher vertebrates.
- 3. any of the smallest bronchial tubes
- 7. sacs tiny branches of air tubes in the lungs