What Causes Hair To Grow Flashcards
1
Q
Hair divided into _ and _
A
Shaft (visible part)
Root
2
Q
Hair bulb encloses a mass of _
A
Undifferentiated epithelial cells
3
Q
A
4
Q
Hair bulb nourished by dense network of capillaries which are supplied by the _
A
Dermal papilla
5
Q
Dermal papilla is a projection of the _
A
Dermis
6
Q
_ stimulate adjacent matrix cells to divide and produce hair
A
Chemical signals from the papilla
7
Q
As new hair cells are produced by the matrix, older cells are _ and _
A
Pushed up
Fused together
8
Q
After fusing together, cells become increasingly _ and die
A
Keratinized
9
Q
A
