Receives incoming information (senses). Sends messages to the body about how to react.
Provides Shape and structure to the body. Allows for movement. Protects vital organs. Produces blood cells.
Protects the body from invaders by providing a tough protective layer. Warms the body. Cools the body.
Allows for movement of the body. Keeps head in position. Provides heat.
Controls body functions using chemicals messengers called hormones.
Transports oxygen, waste, nutrients, hormones, heat, etc... around the body
Brings oxygen into the body. Gets rid of carbon dioxide.
Cleanses the blood. Rids the body of wastes. Maintains salt and water balance.
Breaks down food into smaller molecules. Absorbs these nutrients into the body.
Produces sex cells (sperm and eggs). Produces sex hormones (testosterone, estrogen). Nurtures the unborn baby (fetus).
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