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! ! amina96 Most gas exchanges...
[ Note: I will be using this symbol ^, to explain the dash point above, and ^^
to explain the point (^) ]!

1) Have a large surface area.
- the many alveoli provide a large surface, so a faster rate of
dif-
fusion.…

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! ! amina96 Gas Exchange - in the alveoli...
O2 --> diffused out from the alveoli!
· across the alveolar epithelium
!

· and the capillary endothelium
!

· to the haemoglobin (in the blood)
!

CO2 --> diffused into the alveoli!
· from the blood
!

· then it…

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Pages in this set

Page 1

Preview of page 1

Page 2

Preview of page 2
! ! amina96 Most gas exchanges...
[ Note: I will be using this symbol ^, to explain the dash point above, and ^^
to explain the point (^) ]!

1) Have a large surface area.
- the many alveoli provide a large surface, so a faster rate of
dif-
fusion.…

Page 3

Preview of page 3

Page 4

Preview of page 4
! ! amina96 Gas Exchange - in the alveoli...
O2 --> diffused out from the alveoli!
· across the alveolar epithelium
!

· and the capillary endothelium
!

· to the haemoglobin (in the blood)
!

CO2 --> diffused into the alveoli!
· from the blood
!

· then it…

Comments

No comments have yet been made