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‘The Respiratory System’ is the process of breathing in oxygen, and out C02 (Carbon Dioxide).
The Respiratory starts in the joint that holds the connection between your mouth and nose, this then flows all the way through a long tube and is connected to the lungs. Here...

Teacher- “Who knows what systems there are in the human body?!”

Kid- “Ughhhh I learnt this thing on Urban dictionary and there’s a system in the body called ughhhhhh ‘The Respiratory System’.

Brainy Kid- “Ahhh yes it’s the process of breathing and breath intake!”
via giphy
by LlamaFlames4life June 11, 2019
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