Integumentary System, Your skin, hair and nails protect the tissue that lies beneath them, muscular system, this system works with the skeletal system to help you move, skeletal System, your bones provide a frame to support and protect your body parts, Cardiovascular System, your heart pumps blood through all of your blood vessels, Respiratory System, your lungs absorb oxygen and release carbon dioxide, Urinary System, This system removes wastes from the blood and regulates your body's fluids, male reproductive system, This system produces and delivers sperm, female reproductive system, This system produces eggs and nourishes and protects the fetus, nervous system , This system receives and sends electrical messages throughout your body , digestive system, This system breaks down the food you eat into nutrients that your body can absorb, lymphatic system, This system returns leaked fluids to blood vessels and helps get rid of bacteria and viruses, endocrine system , This system including your glands send out chemical messages. Ovaries and testes are part of this system, homeostasis, the maintenance of an stable internal environment, connective tissue, tissue that joins, supports, protects, insulate, cushions and nourishes organs.s , muscle tissue, tissue that is made of cells that contract and relax to produce movement, nervous tissue, tissue that sends electrical signals throughout the body, epithelial tissue, tissue that covers and protects underlying tissue.

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