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Systems - Coggle Diagram
Systems
Circulatory system
Allow blood to circulate and transport nutrients, oxygen, carbon dioxide and metabolic wastes to one part of the body to another.
the deoxygenerated blood goes to the heart through the veins, goes to the pulmonary artery take blood to the lungs where the red blood cells take oxygen and realese carbon dioxides and then returns to the heart and spreads the oxygen to the organs through the coronary arteries
Diagram 
Oxygen
Anaerobic
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is for plants, fungi and for people when they do excercise
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Respiration
Is a chemical reaction that happens inside every living cell, in which energy is released from glucose so the cell can use it
Respiratory system
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Respiratory diagram:
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