Table of Contents
- 1 Why does gas exchange occur in the alveoli through diffusion?
- 2 What is the role of alveoli in the transport of gases in the body?
- 3 What is the important role of alveoli in the transport of gases in the body Brainly?
- 4 How does exchange of gases occur in the tissues and in the alveoli and explain the transport of the gases also?
- 5 Which statement explains how factors affect alveolar gas exchange?
- 6 How is alveolar air different than atmospheric air?
Why does gas exchange occur in the alveoli through diffusion?
Gas exchange occurs in the alveoli so that oxygen is loaded into the bloodstream and carbon dioxide is unloaded from the bloodstream. Oxygen diffuses into the cells of the tissues, while carbon dioxide diffuses out of the cells of the tissues and into the bloodstream.
What is the role of alveoli in the transport of gases in the body?
The alveoli are where the lungs and the blood exchange oxygen and carbon dioxide during the process of breathing in and breathing out. Oxygen breathed in from the air passes through the alveoli and into the blood and travels to the tissues throughout the body.
How are gases exchange at alveolus and tissues with blood explain your answer by comparing the partial pressures at different parts?
The partial pressure of oxygen is high in the alveoli and low in the blood of the pulmonary capillaries. As a result, oxygen diffuses across the respiratory membrane from the alveoli into the blood. In contrast, the partial pressure of carbon dioxide is high in the pulmonary capillaries and low in the alveoli.
What is the important role of alveoli in the transport of gases in the body Brainly?
Alveoli are an important part of the respiratory system. The respiratory system is the part of your body that helps you breathe. Alveoli are tiny, balloon-shaped air sacs. Their job is to move oxygen and carbon dioxide (CO2) molecules into and out of your bloodstream.
How does exchange of gases occur in the tissues and in the alveoli and explain the transport of the gases also?
Oxygen is passed from the lungs to the bloodstream and carbon dioxide is eliminated from the bloodstream to the lungs. Exchange of Gas takes place in lungs between the alveoli and capillaries which are tiny blood vessels, placed at the walls of alveoli.
How are gases exchange at alveoli and tissues with blood explain your answer by comparing the partial pressures at different parts?
The partial pressure of oxygen is high in the alveoli and low in the blood of the pulmonary capillaries. In contrast, the partial pressure of carbon dioxide is high in the pulmonary capillaries and low in the alveoli. Therefore, carbon dioxide diffuses across the respiratory membrane from the blood into the alveoli.
Which statement explains how factors affect alveolar gas exchange?
When PO2 capillary > PO2 tissues, oxygen diffuses into the capillary until PO2 capillary = PO2 tissues. Which statement explains how factors affect alveolar gas exchange? Alveolar gas exchange is reduced in asthma because ventilation does not keep up with blood perfusion.
How is alveolar air different than atmospheric air?
The composition of air in the atmosphere and in the alveoli differs. In addition, alveolar air contains a greater amount of carbon dioxide and less oxygen than atmospheric air. This is no surprise, as gas exchange removes oxygen from and adds carbon dioxide to alveolar air.
What is the role of the alveoli in gas exchange?