Most fish exchange gases using gills on either side of the pharynx (throat). Gills
are tissues ... Higher vertebrates do not develop gills, the gill arches form during
fetal development, and lay the...
Sep 7, 2011 ... Gills work on the same principle as lungs. ... Freshwater fish tend to have less of
these cells than do their seafaring counterparts. This ...
www.ask.com/youtube?q=How Do Gills Work?&v=cVFqME-NW9s
Mar 12, 2012 ... Description of Countercurrent Exchange in fish gills as an example of form
relating to function in biology.
Apr 26, 2007 ... Gills are the equivalent of a mammal's lungs, says Jeffrey Malison, director of the
aquaculture program at University of Wisconsin—Madison.
Aug 10, 2007 ... This has to do with osmosis, which is related to diffusion discussed ... Well, shark
gills work exactly like those of other fish with one exception.
Interesting ques ! for starters here - how do gills extract oxygen from water -
Search results The gills are composed of comb-like filaments, the gill lamell...
Oct 29, 2011 ... To do this they use an arrangement of ﬁlaments on either side of their neck called
gills. Fish gulp in oxygenated water and force it through their ...
Larger things, like fish, have to collect all the oxygen in one area (gills for the fish)
and transport it to every cell ... So they don't work well and the fish suffocates.
Fish gills act as the equivalent of a mammal's lungs by taking in oxygen and
releasing carbon dioxide. Oxygen and carbon dioxide travel across small, ...
Do all sea creatures have gills? ... The lungs of mammals would not work very
well for a fish, because one ... Gills are feathery organs full of blood vessels. A