Integumentary System Vocabulary Study Guide
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30 Terms
The epidermis is
avascular
Where is thick skin found?
stratum lucidum
this layer is kerentanized
epidermis
What type of tissue is the epidermis?
stratified squamous epithelium
Function of skin
protection, temp regulation, produces vitamin D
Merkel cells are
the lightest touch you can feel, touch receptor
What do melanocytes do
produce melanin
what does melanin protect skin from
UV light damage
Where are melanocytes found?
stratum basale
Where are merkel cells found?
stratum basale
how many layers are in the stratum spinosum
8-10 layers
What do dendritic cells do?
pick up any viruses or bacteria to alert body
Where are dendritic cells found?
stratum spinosum
laceration
a cut
contusion
bruise
petechiae
superficial capillaries are broken, leaves small red dots
1st degree burn is only in the
epidermis
2nd degree burn involves
the dermis
3rd degree burns
extends through dermis
4th degree burns includes
muscle and or bone
What is a sign of cyanosis?
bluish fingers
Meissner's corpuscles
discriminative touch
What do Meissner's corpuscles allow you to do
can tell what your touching w/o eyes
What do free nerve endings detect?
pain and temperature
What is a nevous
a mole
What is pallor?
Pale skin
What is Addison's disease?
adrenal insufficiency
What is poliosis?
white patch; in hair
what is a deposit of melanin called
freckles
what is cancer of the melanocytes called
melanoma