gaseous exchange systems
暂无描述。系统推荐的高质量记忆内容，适合每天坚持背诵学习。
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what is a organelle
a specialised unit with in a cell that preforms a specific function
what is a cell
the basic building block of all living organisms
what is a tissue
a groupof cells wotking tougether to preform a shared function
what is a organ
a structure made up of diffrent tissue working tougether to preform a specific function
what is a organ system
a group of organs with related
adaptions of effective exchange surfaces
large surface area. short distance for diffusion. the membranes of a cell. the wall of capillaries alveoli and villi are one cell thick.
how do es the human gass exchange system work
The human gas exchange system occurs in the lungs, where oxygen enters the blood and carbon dioxide is removed. Alveoli provide a large surface area for efficient gas diffusion.