SYSTEMS OF HUMAN BODY

The major systems of the human body are:

1.)Circulatory system: the blood circulation with heart, arteries and veins



2.)Digestive system: processing food with mouth, esophagus, stomach and intestines.



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3.)Endocrine system: communicating within the body using hormones

4.)Urinary system: eliminating wastes from the body

5.)Immune system: defending against disease-causing agents

6.)Integumentary system: skin, hair and nails

7.)Lymphatic system : produce and transport lymph fluid from tissues to the circulatory system

8.)Muscular system: moving the body with muscles

9.)Nervous system: collecting, transferring and processing information with brain and nerves

10.)Reproductive system: the sex organs

11.)Respiratory system: the organs used for breathing, the lungs

12.)Skeletal system: structural support and protection through bones