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Biology
Gas Exchange
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Cards (7)
How does oxygen move from the alveoli into the blood?
Through
Diffusion
How are aleveolies adapted for gas exchange?
Thins walls
,
Moist walls
,
Permable walls
What is diffusion?
The
net movement
of
water
from an
area
of
high
concentration
to an
area
of
low
concentration
what is osmosis?
The
movement
by
water
from a
high concentration
of
water through
a
partly permable membrane
What influences diffusion?
Temperature
,
gradient
,
distance
Where does diffusion occur?
In
liquid
and
gas
What is active trnasport?
The
movement
of
substance against
the
concentration gradient
