Internal Respiration
internal respiration
in the leave
The feature of a good blood supply helps gas exchange because it switches with the carbon dioxide and oxygen which helps the process to happen quicker.
AlveoliGaseous exchange takes place in the alveoli of the lung
The four phases of gas exchange in humans are ventilation, pulmonary diffusion, transport of gases in the blood, and systemic diffusion. Ventilation involves the movement of air in and out of the lungs. Pulmonary diffusion is the exchange of oxygen and carbon dioxide between the alveoli and the blood. Transport of gases involves the carriage of oxygen by hemoglobin and carbon dioxide by plasma. Systemic diffusion is the exchange of oxygen and carbon dioxide between the blood and body tissues.
systemic circulation
Gas exchange in plants primarily occurs in the stomata, which are small openings on the leaf surface. While chloroplasts are responsible for photosynthesis, where carbon dioxide is used and oxygen is produced, the actual exchange of gases happens through the stomata. Therefore, chloroplasts play a crucial role in the process, but they are not the site of gas exchange itself.
Emphysema decreases the total area available for gas exchange in the lungs by damaging and destroying the alveoli. This reduces the surface area where oxygen can pass into the bloodstream and carbon dioxide can be removed, leading to impaired breathing and inadequate oxygenation of the body.
Gas exchange is a function of respiration not digestion.
Alveolus is a single structure in the lungs where gas exchange occurs, while alveolar sac is a cluster of alveoli where multiple gas exchange processes happen simultaneously. Alveolar sacs are made up of multiple alveoli grouped together.
Alveoli is where gas exchange occurs.