Emphysema
air sacs
These air sacs make it easier to be carried by the wind
the air goes into your lungs. In your lungs there are billions of tiny air sacs. Surrounding each air sac is a network of blood capillaries. The air sacs and the blood capillaries are separated by a thin membrane. Across this membrane the air sacs give the blood capillaries oxygen and they blood capillaries give the air sacs carbon dioxide. We breathe out this carbon dioxide!
diffusion of air through air sacs
They have seven but some have nine
emphysema
Air sacs; blood vessels that surround the air sacs
emphysema
The bronchi continue to divide into smaller and smaller branches until they end in air sacs. The air sacs in the lungs are called alveoli.
air sacs
Labryinth fish have air sacs and can gulp air.
emphysema
The color of your air sacs are a peach color.
air sacs are in the lungs and when you breathe in blood carries it to the lungs.
Oxygen moves into the capillaries from the air sacs. Carbon dioxide moves out the the capillaries into the air sacs.
No, sharks don't have air sacs. Instead they have gills.
Because the air sacs carry oxygen to the blood!