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. ... How Do Fish Breathe In Water?
Oct 29, 2011 ... How do fish breathe underwater? ... Fish gulp in oxygenated water and force it
through their gills and then out through the gill openings while ...
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.
Oct 3, 2010 ... Diana - Well I think they work a little bit like really efficient lungs. So, when a fish
opens its mouth, in goes the water, it goes into the gill, and ...
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, ...
Interesting ques ! for starters here - how do gills extract oxygen from water -
Search results. The gills are composed of comb-like filaments, the gill lamellae, ...
Jun 2, 2009 ... The gills of a fish work a lot like your lungs do. In your lungs, blood in capillaries
flows near the surface of tiny air sacks. Oxygen transfuses from ...
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.