Villi Flashcards
(5 cards)
1
Q
Where are the villi found
A
Small intestines
2
Q
What are features of the villi
A
-Large surface area
-Short distance for diffusion
-one cell thick
-rich blood supply from capillaries to keep high concentration gradient
3
Q
What is the name given to smaller villi on regular villi?
A
Micro villi
4
Q
What is the benefit of increasing surface area of a villi
A
Increases the absorption rate
5
Q
What will a good blood flow in the villi do?
A
It will keep a high concentration gradient so any nutrients absorbed goes into the blood to be transferred to the body
