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major system vocab
Digestive, Circulatory, and Nervous Systems week 7 and 8
| Question | Answer |
|---|---|
| digestive system | The body system that breaks down food into tiny pieces so that the body’s cells can use it for energy. |
| esophagus | A muscular tube that helps move food from the mouth to the stomach. |
| intestine | An organ of the digestive system that removes nutrients and water from digested food :The intestine is made up of two parts: the small intestine and the large intestine. |
| nutrients | A substance such as a fat, a protein, or a carbohydrate that a living thing needs to survive. |
| mouth | Part of the digestive system that takes food into the body. |
| stomach | A muscular organ in the body where chemical and mechanical digestion take place. |
| saliva | A fluid in the mouth that helps digest food. |
| digestion | The process by which the body breaks down food so that it can be used for energy. |
| anus | The opening at the end of the digestive track where feces exit the body. |
| absorb | To take in matter or energy. |
| circulatory system | The system that transports blood and other fluids throughout the body. |
| heart | The muscular organ of an animal that pumps blood throughout the body. |
| ventricle | A chamber in an animal’s heart that pumps blood out to the body. |
| brain | The main control center in an animal body; part of the central nervous system. |
| nervous system | The system of the body that carries information to all parts of the body. |
| spinal cord | A bundle of nerves that runs along the back of a vertebrate within the spinal column |
| cerebellum | The part of the brain that controls balance, coordination, and unconscious muscle activities |
| cerebrum | The part of the brain that controls conscious thoughts, senses, language and memories. |