Most fish exchange gases using gills on either side of the pharynx (throat). Gills
are tissues which consist of cloth and fabric structures called filaments. These ...
Sep 7, 2011 ... Today I found out how fish gills work. These fantastic little organs allow the fish to
absorb oxygen from the water and use it for energy.
Feb 23, 2011 ... Mudskipper: a fish that lives on land - Duration: 4:53. 0x8x0 354,149 views. 4:53
... Countercurrent Gas Exchange in Fish Gills - Duration: 4:51.
An introduction to the biology of gills and respiration in fish.
Aug 10, 2007 ... Fish gills have three main components. The gill arches, which provide structural
support for the other gill parts, the gill filaments, which provide ...
Gills are feathery organs full of blood vessels. A fish breathes by taking water into
its mouth and forcing it out through the gill passages. As water passes over the ...
Summary: "Water flow over the secondary lamellae is countercurrent to capillary
blood flow, resulting in extremely efficient oxygen extraction. Gills also function ...
Sep 25, 2015 ... The gills of the Blue Mackerel. Gill filaments - the site of gas exchange Gill rakers
- appendages along the front edge of the gill arch Gill arches ...
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, ...
Fish have gills because these organs are used to extract oxygen from the
surrounding water in which a fish lives. Gills are different from lungs because gills