List of systems of the human body - Wikipedia.pdf

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1. List of systems of the
human body
The main systems of the human body are:
1. Circulatory system / Cardiovascular system:
Circulates blood around the body via the heart, arteries and veins, delivering oxygen
and nutrients to organs and cells and carrying their waste products away.
Keeps the body's temperature in a safe range.
2. Digestive system and Excretory system:
System to absorb nutrients and remove waste via the gastrointestinal tract, including
the mouth, esophagus, stomach and intestines.
Eliminates waste from the body.
3. Endocrine system:
Influences the function of the body using hormones.
4. Integumentary system / Exocrine system:
Skin, hair, nails, sweat and other exocrine glands
5. Immune system and lymphatic system:
Defends the body against pathogens that may harm the body.
The system comprising a network of lymphatic vessels that carry a clear fluid called
lymph.

2. 6. Muscular system:
Enables the body to move using muscles.
7. Nervous system:
Collects and processes information from the senses via nerves and the brain and tells
the muscles to contract to cause physical actions.
8. Renal system and Urinary system
The system where the kidneys filter blood to produce urine, and get rid of waste.
9. Reproductive system:
The reproductive organs required for the production of offspring.
10. Respiratory system:
Brings air into and out of the lungs to absorb oxygen and remove carbon dioxide.
11. Skeletal System:
Bones maintain the structure of the body and its organs.
 

3. Clockwise from top left: the integumentary•skeletal•
nervous•cardiovascular•
endocrine and muscular systems.

4. List of distinct cell types in the adult human body
List of organs of the human body
Organ systems
Clockwise from top left: the lymphatic•
Respiratory system•urinary reproductive (female•
male) and digestive systems.
See also

5. Last edited 22 days ago by Egsan Bacon
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