by Rajan Gupta | Aug 15, 2020 | Nutrition
All the living organisms need food to get energy to carry out their activities, growth and repair. Plants make their food by utilizing the solar energy by the process of photosynthesis. But, animals depend on plants directly or indirectly for their food. The process...
by Rajan Gupta | Aug 14, 2020 | Respiration
Those diseases or disorders that effect human respiration are called respiratory disorders. Following are some respiratory disorders found in humans. 1. Acute Bronchitis It occurs most commonly as a result of viral infection. It may also occur due to exposure in gases...
by Rajan Gupta | Aug 14, 2020 | Respiration
The process of respiration takes place in two phases: 1. Inspiration and 2. Expiration 1. Inspiration Inspiration may be defined as the process of drawing in air into the lungs. It occurs with the help of diaphragm muscles. The muscles of diaphragm contract due...
by Rajan Gupta | Aug 14, 2020 | Respiration
The human respiratory system is made up of many organs such as nose, nasal cavity, pharynx, larynx, trachea, bronchi and a pair of lungs. But, lungs are the main respiratory organs where exchange of gases takes place. Following is the detail of human respiratory...
by Rajan Gupta | Aug 14, 2020 | Respiration
In aquatic animals such as fish respiration takes place through special respiratory organs called gills, however lung fish respiration takes place through lungs. Gills are present on both the sides of the head of fish. The gills are covered by gill covers also called...
Recent Comments