Skin Flashcards
epidermis
outermost layer; thin cellular membrane
dermis
middle layer, dense fibrous, connective tissue
accessory organs
collagen fibers
hypodermis/subcutaneous tissue
innermost layer, thick,fat-containing tissue
connecting skin to surface of muscle
adipocyte: fat cell
protects deeper tissue of the body
heat insulator and store energy
basal layer
deepest region of epidermis, melanocytes
stratum corneum
outermost layer of epidermis, flattened keratinized cell
hair follicles
hold the hair
eumelanin
brown/black pigment
pheomelanin
red/yellow pigment
lunula
white half moon shape on nail
cuticle
band of epidermis at the base and sides of nails
paronychium
soft tissue surrounding the nail border
glands
sebaceous glands
sweat glands
located dermal layer
sweat glands
eccrine sweat glands
- palms, hands, sole of feet
apocrine sweat glands
- located in the axilla and genital area
sebaceous gland
all but not palms, soles, lips
secrete sebum into hair follicles (oil)
epithelium
layer of skin cells forming the outer and inner surfaces of the body
squamous epithelium
flat, scale like structure making up epithelium
cutane/o, derm/o, dermat/o
skin
adip/o, lip/o, steat/o
fat
squam/o
scale-like
trich/o
hair
pil/o
hair, hair follicle
onch/o, onych/o, ungu/o
nail