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body system vocab
| Question | Answer |
|---|---|
| digestive system | break down food into nutrients for energy and repair |
| excretory system | removes waste and axcess water from the body |
| Circulatory System | transports oxygen blood and nutrients throughout the body |
| Respiratory System | brings in oxygen and removes carbon dioxide |
| Musculoskeletal System | provides structure support and allows for movement |
| Endocrine System | regulates body processes using hormones |
| nervous system | the control center that sends electrical signals to coordinate actions |
| Homeostasis | it is the process where the body works to keep everything balanced |
| chemical digestion | enzymes and chemical breaks down food into tiny molecules so you body can absorb it |
| physical digestion | the physical breaking apart of food into smaller pieces |
| hormone | a chemical messenger created by the body |
| stimulus | a signal from the enviorment that triggers a reaction |
| reflex | an automatic response to a stimulus that happens without you even thinking about it |
| neuron | a nerve cell that sends and receives electrical signals thhroughout the body |
| heart | the muscle the constantly pushes blood through your veins and arterecies to deliver oxygen to your cells |
| alveoli | small air sacsin the lungs that are responsible for gas exchange |
| organ | a group of different tissues working together to do a specific job |