Lesson 8

4. All the people who live in a particular area, country, when talked about as a GROUP.
7. A gas breathed out by people and animals from the lungs.
9. To be unable to find something/somebody.
11. To take somebody/something away from a place.
13. The tube in the body that carries air from the throat to the lungs.
14. Any of the tubes that carry blood from the heart to other parts of the body.
15. Any of the smallest tubes in the body that carry blood.
16. To give something, especially money or goods, to help achieve or provide something.
19. The measurement in degrees of how hot or cold a thing or place is.
20. The two organs in the chest that you use for breathing.

1. The layer of muscle between the lungs and the stomach, used especially to control breathing.
2. The red liquid that flows through the bodies of humans and animals.
3. A human or an animal body, or a part of it, when it is being thought of as the organs and processes that make it function.
5. All the people who live in a particular area, city or country.
6. The top layer of the earth in which plants or trees grow.
8. To attack somebody or a part of the body; to make somebody become ill.
10. To say what somebody/something is like.
12. The organ in the chest that sends blood around the body.
17. Any of the tubes that carry blood from all parts of the body towards the heart.
18. The regular beat of the heart as it sends blood around the body, that can be felt in different places, especially on the inside part of the wrist.