Body Parts

1. large muscular sac that continues the mechanical and chemical digestion of food
4. the line of bones down the centre of the back that provides support for the body and protects the spinal cord
5. A segment of DNA on a chromosome that codes for a specific trait
6. A thick and wide blood vessel that carries blood away from the heart
7. a large organ in the body that cleans the blood and produces bile
8. Dense, hard connective tissue composing the skeleton
10. A complex molecule containing the genetic information that makes up the chromosomes.
11. The inner framework made up of all the bones of the body
14. Blood vessel carrying blood towards the heart
15. An organ found in air-breathing vertebrates that exchanges oxygen and carbon dioxide with the blood

1. the natural outer layer that covers a person, animal etc.
2. tissue composed of fibers that can contract, causing movement of an organ or part of the body
3. A hollow, muscular organ that pumps blood throughout the body.
8. The mass of nerve tissue that is the main control center of the nervous system
9. The basic unit of structure and function in living things
12. organ that removes urea, excess water, and other waste products from the blood and passes them to the ureter
13. system the body's speedy, electrochemical communication network, consisting of all the nerve cells of the peripheral and central nervous systems