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sci 7 Organ Systems
Skin, hair, nails protect underlying tissue
skeletal muscles move your bones
bones provide frame to support and protect your body parts
Heart pumps blood through the blood vessels
receives and sends electrical messages throughout the body
returns leaked fluids to blood vessels. helps get rid of germs that could harm you
breaks down food into nutrients that can be absorbed into your body
glands regulate body functions by sending out chemical messengers. ex ovaries and testes
lungs absorb oxygen and release carbon dioxide
removes wastes from the body and regulates body fluids
male produces sperm, female eggs and nourishes and shelters unborn baby