|
Home > Preview
The flashcards below were created by user
SierraLove
on FreezingBlue Flashcards.
-
The skin is divided into what two layer?
-
epidermis
- thin, superficial layer
- outermost protective layer of the skin
- composed of squamous (scaly) epithelium, stratified into several layers
-
innermost layer of the epidermis is composed of:
living cells and is called the strtum basale.
-
Dermis:
- thicker layer
- composed entirely of live cells
- contains blood and lymph vessels, nerves, hair follicles, sweat glands and oil glands
-
Subcutaneous tissue
- layer beneath the dermnis and on top of a layer of muscle.
- specializes in the formation and storage of lipocytes
- cushions and protects underlying areas.
- serves as a heat insulator
-
skin color
- combination of three pigments:
- melanin
- carotene
- hemoglobin
-
melanin
brown-black pigment produced by melanocytes, found mostly in the basal layer of the epidermis
-
carotene
a yellowish pigment found in parts of the epidermis and dermis.
-
Normal temp:
- 98.6 degrees F
- 37 degrees C
-
Hair
- protects hair shaft (dead) outer part
- around root is hair follicle
-
-
arrector pili
- stimulated by cold or fear
- these muscles contract making the hair stand erect.
-
Nails:
tightly packed epidermis cells
-
Nail matrix
where nail grows
-
lunula
white bc air has mixed w the keratin
-
Sebaceous gland
oil gland that produces sebum
-
sudoriferous gland
sweat glands
-
apocrine
become active during puberty, secreting a milky sweat into the hair follicle.
-
|
|
Get the free mobile app
Take the Quiz
Learn more
Learn more