The epidermis
Which layer of skin is the epidermis?
The outermost layer
What are some of the epidermal appendages?
Hair, nails, sebaceous glands, and sweat glands
The dermis is also called the?
Corium
Functions of the integumentary system
Protection, sensory perception, regulates body temperature, and excertion
What is the outermost layer of the epidermis?
Sweat glands are where on the body?
Sweat glands are all over the body
Most of the dermis is made up of this
Matrix
Melanocytes do what?
Protects the skin by producing melanin
All cells are replaced every what number of days?
Every 28 days
Where do sebaceous glands not occur?
Palms and soles (hairless regions)
The two layers of the dermis
Papillary dermis and reticular dermis
What layer is body temperature regulation controlled in?
The dermis
The stratum lucidum
Nails are composed of what?
Keratin
A protein to give strength
Collagen
What provides the sensations to the nerve roots and spine?
Dermatomes
The layer of the epidermis that helps form Keratin and has a lot of RNA
The stratum spinosum
The odor producing glands
Apocrine glands
What attaches collagen and elastin together?
Reticular fibers
What do blood vessels do to warm up?
Blood vessels constrict to warm up