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Body Systems
Lott - Body Systems and Survival
| Word | Meaning |
|---|---|
| Structures | the "parts" of a living thing that have special functions, which help the organism survive |
| Function | the special "job" that a structure has within a living thing, which helps an organism survive |
| digestive system | the group of organs that work together to break down food by physical and chemical process to make nutrients that the body can use |
| nervous system | a group pf organs that work together that sense, transmit, and process information |
| excretory system | the group of organs that work together to remove waste from the body |
| respiratory system | the group of organs that help supply the entire body with oxygen and help remove carbon dioxide from the body |
| skeletal system | the system of bones and joints that provide the body with ssupport, shape, and protection |
| muscular system | The system, as you might have guessed, includes muscles tendons and ligaments that help the body move. |
| integumentary system | The system that includes skin, hair, and nails, which works to protect the body |
| organ | A group of different kinds of tissue that work together to perform a job; sometimes several work together for a common function |
| skeletal muscle | these are attached to bones and allow them to move; you are in control of these |
| cardiac muscle | this makes up the walls of the heart; you are NOT in control of these |
| smooth muscle | this makes up the insides of organs (except the heart) and help organs contract, or move, and do their job |