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    1. Circulates blood around the body via the heartarteries and veins, delivering oxygenand nutrients to organs and cells and carrying their waste products away.
    2. Equalizes temperature in the body
  1. Digestive system / Excretory system:
    1. Mechanical and chemical processes that provide nutrients via the mouthesophagus,stomach and intestines.
    2. Eliminates waste from the body.
  2. Endocrine system:
    1. Provides chemical communications within the body using hormones.
  3. Integumentary systemExocrine system:
    1. Skinhairnailssweat and other exocrine glands.
  4. Lymphatic system / Immune system:
    1. The system comprising a network of lymphatic vessels that carry a clear fluid calledlymph.
    2. Defends the body against pathogenic viruses that may endanger the body .
  5. Muscular system
    1. Enables the body to move using muscles.
  6. Nervous system:
    1. Collects and processes information from the senses via nerves and the brain and tells the muscles to contract to cause physical actions.
  7. Renal system / Urinary system:
    1. The system where the kidneys filter blood.
  8. Reproductive system:
    1. The sex organs required for the production of offspring.
  9. Respiratory system
    1. The lungs and the trachea that bring air into and out of the body.
  10. Skeletal system
    1. Bones supporting the body and its organs.

See also[edit]

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Natural Sciences

2017