HISTOLOGY
BLOOD VESSELS
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
Tick 2 answers-How are capillaries adapted for their function?
|
|
Have partially permeable walls
|
|
|
One-cell thick endothelium
|
|
|
Presence of valves
|
|
|
Large lumen
|
Explanation:
Detailed explanation-1: -Capillaries have walls only one endothelial cell thick, meaning their walls are very thin. This makes them well adapted for gas exchange, as substances only have to diffuse over a short distance. Additionally, there are many capillaries within a capillary bed.
Detailed explanation-2: -Capillaries have a very thin walls. The main function of capillaries is to transport digested food, oxygen, and other materials to all the cells of the body. Hence, their walls are thin, so that the substances can get in and out of them easily by diffusion.
There is 1 question to complete.