| A | B |
| integumentary | the skin |
| muscular | moves body parts |
| skeletal | supports the body |
| nervous | collects sense info and coordinates responses |
| endocrine | makes hormones to regulate body processes |
| cardiovascular | pumps blood through the body |
| lymphatic | slower circulatory system; also has lymph nodes |
| circulatory | another name for the cardiovascular system |
| respiratory | extracts oxygen from the atmosphere |
| digestive | breaks down food and absorbs it into the body |
| urinary | filters toxins from the blood |
| excretory | another name for the urinary system |
| reproductive | responsible for reproduction |