What Are The 10 Most Important Body Systems?

What Are The 10 Most Important Body Systems? The body contains 11 major organized structures: the circulatory, respiratory, skeletal, muscular, digestive endocrine, nervous, reproductive and integumentary system – which includes the skin, hair, nails, sweat and oil glands What are the 10 11 body systems? The 11 organ systems include the integumentary system, skeletal system,