click below
click below
Normal Size Small Size show me how
human body organs
Term | Definition |
---|---|
organ | two or more tissues that work together to perform a similar function |
organism | any living thing. all systems working together |
lymphatic system | helps fight diseases; extension of immune and circulatory systems |
immune system | protects against diseases |
excretory system | removes wastes, including excess water |
organ system | two or more organs working together to preform similar function |
respiratory system | exchange oxygen and carbon dioxide between the body and the external environment |
circulatory system | transport oxygen,nutrients and other needed materials to cells |
tissue | a group of similar cells that perform the same function |
skeletal system | moves and supports the body;protects internal organs |
nervous system | detects and responds to changes in the environment |
integument system | separates the body and external environment |
epithelial tissue | a body tissue that covers the surface of the body |
endocrine system | secretes hormones to regulate body functions. |