Term
|
Definition
| exchange of gas between organism and its environment |
|
|
Term
|
Definition
| bring oxygen to cells of body by breathing in |
|
|
Term
|
Definition
| eliminate waste products by breathing out |
|
|
Term
|
Definition
| minute air sacs located deep within lungs; where gas exchange happens |
|
|
Term
|
Definition
| force exerted on walls of chamber by molecules of air |
|
|
Term
|
Definition
- given gas of constant temp, as volume of container increases, air pressure within container will decrease
- conversely, as volume decreases, air pressure will increase
|
|
|
Term
what happens if the chamber is closed off?
(closed container) |
|
Definition
pressure is force distributed over area
P=F/A |
|
|
Term
| pressure of open container |
|
Definition
| pressure exerted on the inside is equal to the amount of pressure exerted on outside |
|
|
