Question

Down:

1. Small openings in skin through which sweat escapes

2. Windpipe

3. Smaller than bronchi

4. Balloon like structures in the chest

5. Small blood vessels with their walls allowing oxygen to get in and carbondioxide to release out

Across:

6. The voice box

7. A strong muscle just below the lungs

8. Tubes at the lower end of trachea

9. Tiny grape - like sacs in the lungs

10. A sticky liquid ​

Answer 1

Explanation:

ans of 1 is pores. and i know nothing

Answer 2

Answer:

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