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===Meaning===
The [[lungs]] are [[organ]]s in the [[Breathing System|breathing system]] used to [[transfer]] [[oxygen]] from the [[air]] to the [[blood]] and [[transfer]] [[Carbon Dioxide]] from the [[blood]] to the [[air]].
===Adaptations of the Lungs===
: The [[lungs]] contain thousands of small air sacks with [[alveolus|alveoli]] inside to give a large [[Surface Area|surface area]] for gas exchange.
===About Lungs===
: The [[lungs]] are found in the [[thorax]].
: The [[lungs]] are protected by the [[Rib Cage|rib cage]].
: The [[lungs]] are 100 times easier to inflate than a balloon.
: [[Breathing]] in is called [[Inhale|inhaling]] and [[breathing]] out is called [[exhale|exhaling]].
: The [[lungs]] contain many [[alveolus|alveoli]] that exchange [[Oxygen]] and [[Carbon Dioxide]] with the [[blood]].
===Extra Information===
{{#ev:youtube|https://www.youtube.com/watch?v=8NUxvJS-_0k}}