The main systems of the human body are:
- Circulatory system
- Digestive system / Excretory system:
- Mechanical and chemical processes that provide nutrients via the mouth, esophagus, stomach and intestines.
- Eliminates waste from the body.
- Endocrine system:
- Provides chemical communications within the body using hormones.
- Integumentary system/ Exocrine system:
- Skin, hair, nails, sweat and other exocrine glands.
- Lymphatic system / Immune system:
- The system comprising a network of lymphatic vessels that carry a clear fluid called lymph.
- Defends the body against pathogenic viruses that may endanger the body .
- Muscular system
- Enables the body to move using muscles.
- Nervous system:
- Collects and processes information from the senses via nerves and the brain and tells the muscles to contract to cause physical actions.
- Renal system / Urinary system:
- The system where the kidneys filter blood.
- Reproductive system:
- The sex organs required for the production of offspring.
- Respiratory system
- The lungs and the trachea that bring air into and out of the body.
- Skeletal system
- Bones supporting the body and its organs.
See also
Human Body Systems Functions Overview: The 11 Champions (Updated) - This is the updated Amoeba Sisters human organ systems video, which provides a brief function introduction to each of the 11 human organ systems. Expand details for table of contents. ...
- List of distinct cell types in the adult human body
- List of organs of the human body