Search
PTM
- Dec 2, 2021
- 3 min
DEVELOPMENT OF THE INTEGUMENTARY SYSTEM
The dermis springs from the ectoderm, which covers the floor of the embryo. Initially, at approximately the fourth week after...
PTM
- Jun 11, 2021
- 5 min
HAIR AND ITS STRUCTURE
Hairs, or pili, are present on maximum pores and skin surfaces besides the palms, palmar surfaces of the arms, the soles, and plantar...