Dermatology Flashcards
1
Q
Where do keratinocyte migrate from?
A
The basement membrane
2
Q
What forms the epidermis?
A
Ectoderm cells form single layer periderm
Gradual increase in layers of cells
Periderm cells cast off
3
Q
What forms the dermis?
A
Formed from mesoderm
4
Q
Which layer is highly metabolically active?
A
The basal layer
5
Q
This layer has lots of desmosomes?
A
Prickle cell layer
6
Q
Large keratohyalin granules – contain structural filaggrin & involucrin proteins
Odland bodies (lamellar bodies)
High lipid content
Cell nuclei lost
A
Granular layer
7
Q
HPV affects which layer?
A
HPV
affects keratinocytes
