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34 Cards in this Set

  • Front
  • Back
outermost layer of skin
epidermis
protein found in skin dead cells
keratin
how many sublayersof epidermis are there
5 but MT's rare come across these
toughens and waterproofs skin
keratin
underneath the epidermis
subcuticular
often used when closing skin following an operative procedure
subcuticular
deeper and thicker than epidermis
dermis
consists of collageous, elastic and reticular fibers
dermis
provides skin tone
elastic fibers
is highly vascular, glandular, and has many nerve endings
dermis
what are the 2 layers of dermis
papillary and reticular layers
thin and contacts the epidermis; folds of this layer,
which make up fingerprint patterns, contain touch receptors
papillary layer
contains sweat glands

(sudoriferous), oil glands (sebaceous glands), and different types of nerve
receptors
reticular layer
most complicated nerve
ending; sensitive to pressure and vibration and found throughout the body
pacinian corpuscle
composed of loose connective tissue and a lot of adipose tissue (fat)
subcutaneous layer
originates deeper in skin and jets out from top of it
hair
primary hair function
protection
protects against sunlight
hair on scalp and eyebrows
protect against airborne particles
nostril hair and eyelashes
when does hair becomes visible
when cells die as they are pushed away
involuntary; respond to termal or psychological stimuli
arrector pili muscles
when arrector pili muscles contract, the hair is pulled
into a vertical position, causing these or chills
goose bumps
found on distal ends of fingers and toes
nails
protect the digits and (in fingers) help to grasp and pick up small objects
nails
formed from a hardened layer of epidermis
nails
eponychium also means...
cuticle
whitened crescent-shaped area near the nailbed root
luluna
pale skin indicates
shock or anemia
can indicate glandular or nutritional problems
skin texture
result in rashes with noticeable changes in both
color and texture
allergic reactions
demonstrates aging or overexposure to the sun or to
pathogens, such as tobacco; same true regarding nails
wrinkling of skin
can indicate nutritional deficiencies
yellow or split nails
sign of improper oxygenation of blood
bluish tint to nails
deprivation of moisture
desiccation