vocab Flashcards
1
Q
covering
A
integument
2
Q
- covers entire body
- surface area of 1.2 - 2.2 square meters
- accounts for 7% of body weight in an adult
A
skin
3
Q
- composed of epithelial cells
- outermost protective shield
A
epidermis
4
Q
- bulk of skin
- tough
- leathery
- composed of mostly dense connective tissue
- vascularized
A
dermis
5
Q
lies just deep of skin
A
subcutaneous tissue
6
Q
superficial to the tough connective tissue wrapping of skeletal muscles
A
hypodermis or superficial fascia
7
Q
protects body by ensuring everyday bumps often glance off body
A
sliding skin
8
Q
acts as shock absorber/insulator that reduces heat loss
A
fat composition
9
Q
- produce keratin
- most epithelial cells
A
keratinocytes
10
Q
fibrous protein that helps give epidermis its protection properties
A
keratin
11
Q
deepest part of epidermis from cell layer
A
stratum basal
12
Q
thickening of eidermis
A
callus
13
Q
spider-shaped epithelial cells synthesise melanin found in deepest epidermis layer
A
melanocytes
14
Q
- dark or black skin pigment
- forms protective shield that protects nucleus made in melanosomes
- from damaging effects of UV rays
A
melanin
15
Q
membrane-bound granules
A
melanosomes
