![]() Sensory part : The sensory epithelium lines this region.Air is made warm and moist in this region. Respiratory part : It is the part which is richly supplied by capillaries.Hair present in this chamber prevent the dust particles from going inside. Vestibule : The anteriormost part of the nasal chamber is vestibule.vestibule, respiratory part and sensory part. Every nasal chamber is further divided into three regions, viz. (3) The nasal chamber is divided into right and left parts by a cartilage called mesethmoid. The nasal chamber is lined internally by mucous membrane and ciliated epithelium. The space between the external and internal nares is known as nasal chamber. (2) The internal nares open into the pharynx. Carbon dioxide and water vapour are released out of the body through the nostrils. Oxygen rich air is taken into the body through the nostrils or external nares. (1) The nostrils are external openings of the nose. Human respiratory system consists of nostrils, nasal chambers, pharynx, larynx, trachea, bronchi, bronchioles, lungs, aided by diaphragm and intercostal muscles. There are a pair of accessory air bladders connected to the cloaca which can absorb oxygen from the water. Only at the time of diving or when underwater, turtles perform cloacal respiration. (4) Amphibian tadpoles, salamander and newt Plasma membrane, general body surface and moist skin Respiratory organs In different organisms: Organism ![]() In animals, depending upon the complexity of organization and the surrounding medium, respiratory organs have become specialized and are usually associated with a transport system.Ĥ. ![]() ![]() A terrestrial plant has stomata on leaves and young stems and lenticels on the stem surface for exchange of gases.ģ.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |