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Body Organization
| Term | Definition |
|---|---|
| Homeostasis | maintenance of a stable internal environment in the body |
| Tissue | group of similar cells working together |
| Organ | collection of tissues that carry out a specialized function in the body |
| Integumentary System | hair, skin, nails |
| Muscular System | muscles |
| Skeletal System | bones |
| Cardiovascular System | heart pumps blood |
| Respiratory System | lungs absorb oxygen |
| Urinary System | removes wastes from blood |
| Male Reproductive System | produces sperm |
| Female Reproductive System | produces eggs |
| Nervous System | sends electrical messages |
| Digestive System | breaks down food |
| Lymphatic System | returns leaked fluids to blood |
| Endocrine System | glands send out chemical messages |