Development of structure of epidermis Flashcards
1
Q
What layer is the epidermis and what cells make it up
A
Outer layer and stratified cellular epithelium
2
Q
What forms the dermis
A
Connective tissue
3
Q
What germ layer forms the epidermis
A
Ectoderm
4
Q
What germ layer forms the dermis
A
Mesoderm
5
Q
Where do melanocytes come from
A
Neural crest
6
Q
Name the 5 basic layers of skin
A
Keratin layer Granular layer Prickle layer Basal layer Dermis
7
Q
What are blaschko’s lines
A
Lines of normal cell development in the skin
8
Q
Muscle that causes hairs to move
A
Arrector pili muscle
9
Q
What are langerhans cells
A
Dendritic cells of the skin and mucosa
10
Q
What granules do langerhans cells produce
A
Birbeck granules
11
Q
What do lameller bodies do
A
Form a lipid layer
