Unit 5 lt 1 Flashcards
1
Q
Functions of the skin
A
- protects deeper tissue
- aids in body heat loss or retention
- synthesis vitamin D
- receives information from the environment
2
Q
Keratin
A
Hardness and Waterproofing
3
Q
Epidermis
A
- outermost
- Epithelial tissue
- Keratin
4
Q
Dermis
A
- middle layer
- Dense Fibrous Connective Tissue
- Contains many glands, blood vessels
5
Q
Hypodermis
A
- Innermost layer
- adipose tissue
6
Q
Sebum
A
Oil
7
Q
Sebaceous Gland
A
Produce oil that moistens skin and kills bacteria
connected to the hair follicle
8
Q
Sudoriferous Glands
A
- produce sweat which removes waste and aids in body temp
9
Q
Eccrine glands
A
secrete sweat through a duct to pores on the skin surface
10
Q
Apocrine glands
A
secrete sweat through a duct that empties into a hair follicle
11
Q
Melanin
A
produced by melanocytes in the stratum basale.
12
Q
Aging
A
- decreased oil
- loss of collagen fibers leads to causes baggy, wrinkled skin
- The amount of adipose tissue in the hypodermis decreases, leading to intolerance to cold temperatures
