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body sysems
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| Question | Answer |
|---|---|
| Breaks down food into nutrients for energy and repair. | Digestive System |
| Removes waste and excess water from the body. | Excretory System |
| Transports oxygen, blood, and nutrients throughout the body. | Circulatory System |
| Brings in oxygen and removes carbon dioxide. | Respiratory System |
| Provides structure, support, and allows for movement. | Musculoskeletal System |
| Regulates body processes using hormones. | Endocrine System |
| The control center that sends electrical signals to coordinate actions. | Nervous System |
| It is the process where the body works to keep everything balanced | Homeostasis |
| Enzymes and chemicals break down food into tiny molecules so your body can absorb them. | Chemical digestion |
| The physical breaking apart of food into smaller pieces | Physical digestion |
| A chemical messenger created by the body. | Hormone |
| A signal from the environment that triggers a reaction. | Stimulus |
| An automatic response to a stimulus that happens without you even thinking about it. | Reflex |
| A nerve cell that sends and receives electrical signals throughout the body. | Neuron |
| The muscle that constantly pushes blood through your veins and arteries to deliver oxygen to your cells. | Heart |
| Small air sacs in the lungs that are responsible for gas exchange. | Alveoli |
| A group of different tissues working together to do a specific job. | Organ |
| A group of similar cells that work together to do a specific task. | Tissue |
| A hormone released when you are scared, excited, or in danger. | Adrenaline |
| Body part responsible for protecting your organs and giving your body shape. | Bone |