1.
circulatory system: carries needed materials (food and oxygen) to body cells, carries wastes away from body cells; helps fight disease and infections
2.
digestive system: takes in food, breaks it down (digestion) and absorbs needed nutrients
3.
endocrine system: controls and regulates many body processes with chemicals (hormones)... growth, development, metabolism
4.
epithelial (Integumentary) system: protects the body, keeps water inside and helps regulate body temperature
5.
excretory system: removes waste products from the body... urine, feces, carbon dioxide, sweat, bile, worn out cells
6.
immune system: fights disease and infection
7.
muscular system: enables body to move; allows heart to pump to circulate blood and moves food through the digestive system
8.
nervous system: controls most body functions, including sense by carrying information between the brain and body
9.
reproductive system: produces sex ells and hormones that control male and female characteristics; produces offspring
10.
respiratory system: takes oxygen into the body and removes carbon dioxide
11.
skeletal system: works with muscles to allow movement, supports and shapes body and protects major organs. also, makes blood cells and stores minerals