
For gases to diffuse well, a large get up area is required, especially in water; a gas needs to travel a pithyly distance in rank to diffuse between the caudex and the outside environment; and aquatic animals also move the water/respiratory fluid everywhere their lungs and gills to allow for more perfusion of their respiratory organ/ system (its easier to withstand the respiratory gases). Although mammals have a large respiratory com e out of the closet area, we have a short pa! thway for diffusion. The air enters by means of the oral and nasal cavities, thence to the pharynx, passes through the trachea, which divides into the bronchi which end in the right and left lungs. These bronchi besides branch into air sacs called alveoli. These alveoli touch cappillaries where actual gas exchange occurs through thin dental consonant walls and cappillaries. Oxygen binds to the protein molecule hemoglobin in blood and...If you wishing to get a wide-cut essay, order it on our website: OrderCustomPaper.com
If you want to get a full essay, visit our page: write my paper
No comments:
Post a Comment