WebThere are three major types of respiratory structures in the vertebrates: gills, integumentary exchange areas, and lungs. The gills are totally external in a few forms (as in Necturus, a neotenic salamander), but in most they are composed of filamentous leaflets protected by bony plates (as in fish). Some fishes and numerous amphibians also use ... Fish gill respiration Fish gill structure In bony fish, the gills lie in a branchial chamber covered by a bony operculum (branchia is an Ancient Greek word for gills). The great majority of bony fish species have five pairs of gills, although a few have lost some over the course of evolution. The operculum can be important in … See more Fish gills are organs that allow fish to breathe underwater. Most fish exchange gases like oxygen and carbon dioxide using gills that are protected under gill covers (operculum) on both sides of the pharynx (throat). … See more Lampreys and hagfish do not have gill slits as such. Instead, the gills are contained in spherical pouches, with a circular opening to the outside. Like the See more Fish gills are the preferred habitat of many ectoparasites (parasites attached to the gill but living out of it); the most commons are monogeneans and certain groups of parasitic copepods, which can be extremely numerous. Other ectoparasites found on gills are See more Air breathing fish can be divided into obligate air breathers and facultative air breathers. Obligate air breathers, such as the African lungfish, are obligated to breathe air … See more Sharks and rays typically have five pairs of gill slits that open directly to the outside of the body, though some more primitive sharks have six or … See more Although most fish respire primarily using gills, some fish can at least partially respire using mechanisms that do not require gills. In … See more • Aquatic respiration • Book lung • Gill raker • Gill slit See more

How do fish breathe underwater? Live Science

WebIt is hard to find a definition of gill health in the literature although there is a lot of information on changes to gill structure as a result of infectious and non-infectious challenge. How these changes relate to overall fish health is sometimes not clear. Interaction between the gill, the fish, and a range of anticipated changes in the environment will have a currently … WebNov 15, 2008 · A FIRST LOOK AT HOW FISH GILLS WORK. J Exp Biol (2008) 211 (22): 3519–3521. Forty-two years ago Lyndon B. Johnson was US President, a first class … how did chess come about

Respiratory system - Gills of invertebrates Britannica

WebGills and Oxygen Exchange. Most mammals get oxygen from the air, but most fishes get oxygen from the water. To get oxygen from the water, fish must pass water over their … Web2. study the body stuctures of animals in column A match each structures in column B that is corrctly associated to animals in column B 3. Study the body structures of animals in column A. Match each structure in Columm A that is correctly associated to animals in column B. Write the letter of the correct answer 4. WebThe respiratory system. Oxygen and carbon dioxide dissolve in water, and most fishes exchange dissolved oxygen and carbon dioxide in water by means of the gills.The gills … how many seasons did slugterra have