Tag Archives | respiratory

Brief note on Respiratory system of Pigeon with its mechanism of breathing

Avian flight demands more supply of oxygen. As pigeon is a flighting animal the respiratory system of pigeon is more complicated than other groups of vertebrates. Respiration is by means of lungs. Lungs are small in size and supplemented by air sacs which reduce the body weight. Expiration is more active than inspiration.

By |2011-04-08T13:36:31+00:00April 8, 2011|Zoology|Comments Off on Brief note on Respiratory system of Pigeon with its mechanism of breathing

Respiratory Organs and Mechanism of Respiration in Scoliodom

In scoliodon, the respiration is aquatic, i.e., respiration in water and it breathes by means of gills borne in a series of gill pouches on either side of the pharynx. Water enters the mouth and after passing through the buccal cavity, pharynx, gill-pouches and goes out through the gill slits after bathing the gills.

By |2011-02-26T10:30:51+00:00February 26, 2011|Zoology|Comments Off on Respiratory Organs and Mechanism of Respiration in Scoliodom

What are the functions of the Respiratory System ?

All human beings need to breathe to stay alive. Oxygen present in the air helps to break down the food absorbed by the body. This breakdown of food results in the release of energy that is important for us to work or play.

By |2011-01-03T09:17:59+00:00January 3, 2011|Biology|Comments Off on What are the functions of the Respiratory System ?
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