Breathing and Exchange of GasesMedium
Question
The exchange of gases in the alveoli of the lungs takes place by
Options
A.simple diffusion
B.osmosis
C.active transport
D.passive transport
Solution
Oxygen diffuses from alveoli to deoxygenated blood and CO2 diffuese from deocygenated blood to alveoli by simple diffusion. Diffusion is defined as, the flow of the substance (gases) from a region of their higher concentration to a region of lower concentration.
Create a free account to view solution
View Solution FreeMore Breathing and Exchange of Gases Questions
When, under certain conditions, the P50 value of haemoglobin rises the affinity of the pigment of combining with O2 will...The partial pressure of oxygen in the alveoli of the lungs is...In alveoli of the lungs, the air at the site of gas exchange, is separated from the blood by...Intercostal muscles are found attached with...Oxyhaemoglobin dissociates at...