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integumentary system
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epidermis
waterproof barior
protects from cooties
stratum corneum
protects deeper layers from invasions
1
stratum lucidum
provides additional level of toughness
only in palms and heels 2
stratum granulosum
layer in which keratin starts to form 3
stratum spinosum
provides strength and flexability 4
stratum basale
divides and push new cells to surface
5 deepest layer
layers of epidermis
stratum corneum
stratum lucidum
stratum granulosum
stratum spinosum
stratum basale
keratinocytes
protects deeper layers from injury
black cels in stratum basale
dermis
holds blood vessels and nerves
supports epidermis
papilla
nurishing growing hair follicle
sebaceuos gland
secretes sebum
sudoriferois gland
secreats sweat
cools body down
arrector pili muscle
make hairs stand up
goosebumps
hair root plexus
detects light touch
adipose tissue
stores fat
lamellated corpuscle
detects deep pressure
hair follicle
holds root of hair
shaft
provides structure for hair outside of skin
root
manages growth of hair
bulb
responsible for hair growth
small blood vessels
provide blood suply to dermis
subcutaneous
used mainly for fat storage
larger blood vessels
supply the blood to the skin
Author
andreathors16
ID
106926
Card Set
integumentary system
Description
anatomy
Updated
2011-10-25T18:03:21Z
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