Chapter 6 Flashcards
Integument means ___. It’s also known as the ____, which includes ___(4)
skin
cutaneous membrane
1)nails
2)hair
3)sweat glands
4) sebaceous glands
The Epidermis doesn’t have blood vessels which is known as being ___. It contains a lot of ___, and it is classified as ____ (shape and layers)
avascular
Keratin
Stratified squamous epithelium
There are ___ different layers of the epidermis which are ___(5)
5
1)Stratum Basale (Deepest)
2)Stratum Spinosum
3)Stratum granuolsum
4)stratum lucidum
5)stratum corneum (most superficial)
Stratum Basale has _(3)
1)keratinocytes
2) Melanocytes
3) Tactile Cells
Stratum Spinosum has _(2)
1) attached by desmosomes (proteins that hold cells together like velcro
2) dendritic cells initiate immune response
Most of your epidermis has ___ layers, but where callouses can grow there are ____ layers.
4
5
Sebaceous glands yield __
oil
Stratum granulosum has _(1)
has granules (pockets full of keratin)
Stratum lucidum has _(2)
1) callous producing
2) Light under microscope
Stratum Corneum are _(3)
1) dead
2) barrier and water proofing
3) 20-30 layers
Skin color is dictated by _(3)
1) hemoglobbin
2) melanin
3) carotene
Dermis is the __ layer of your skin. It contains _(6), it’s where ___ are, and it is ___.
1)collagen
2)blood vessels
3)sweat and sebaceous glands
4)hair follicles
5)nail roots
6)nerve endings
capillaries
reticular
Subcutaneous layer is also known as the _. Consists of _(2) connective tissue
hypodermis
1)areolar
2)adipose
Functions of the Integument are __(8)
protection
prevention of water loss/gain
vitamin d synthesis
secretion
absorption
immune function
temperature regulation
sensory reception
Memorize this
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Memorize this
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There are _ different types of hair. They are _
three
1) lanugo (babies…appears in third trimester
2) vellus (fine hair on limbs)
3) terminal (falls out like eyebrows)
Functions of hair include _(4)
1)protective
2)heat retention
3)sensory reception
4)visual identificaiton
There are _ types of sweat glands. They are
2
1) merocrine (sweating, thermoreulation
2)apocrine (puberty sweat glands…smell… associated with hair shaft)
Sebaceous glands produce _ also known as _. They are produced in ___
sebum
oil
holocrine glands
Example of ceruminous glands are ____. They __
earwax
trap foreign material
Mammary glands are ___ which produce ___`
modified apocrine sweat glands
breast milk
Repairing tissues consists of __(3)
1)regeneration
2)fibrosis (stem cells)
3)wound healing
Regeneration is _
normal healing
Fibrosis __
fills it up with collagen (e.g. scars)
The steps of wound healing are _(1)
1)bleed into wound
2)blood clot
3)blood vessels regrow and gran. tissue
4)epithelium regrows
There are __ types of burns. They are _. Treatmeant includes _(4)
three
first (only epidermis….immerse in cool wate)
second (epidermis and ermis…skin blistering)
third(Epi.,Dermis,subcutaneous….requires hospital….rules of nines)
1)man. fluid loss
2)pain
3)dead tissue
4)control infection
Aging yields ___. ____(2) accelerates it
reduces stem cells, healing, collagen, elasticity, immune response
smoking and U.V. exposure
