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Integument means SKIN
Epidermis thin, outer layer of the Cutaneous Membrane
Dermis thicker layer of the cutaneous membrane
Subcutaneous Layer AKA Hypodermis or Superficial Fascia
Keratinocytes makes up 90% of cells consist of protein Keratin
Melanocytes contains the pigment melanin
Melanin contributes to skin color and protects from UV light
Strata layers of the epidermis
Stratum Corneum most superficial layer of the epidermis
Stratum Corneum epidermal layer consisting of dead cells
Stratum Lucidum epidermal layer, present only in thick skin
Stratum Lucidum epidermal layer that blocks water penetration or loss
Stratum Granulosum epidermal layer where cells have started to degenerate
Stratum Spinosum epidermal layer, cells full of RNA undergoing translation to produce keratin
Stratum Basale epidermal layer, which undergoes mitosis
Stratum Germinativum combined layers of the stratum spinosum and stratum basale
Hyperkeratosis the over growth of the stratum corneum
Fissure a tear in the skin
Wrinkled fingers/toes the expansion of the dead cells of the stratum corneum due to absorption of water.
Blister result from injury to the cells of the dermal-epidermal junction
Regeneration Time period required for a population of cells to mature and reproduce
35 days amount of time it takes for regeneration time
Dermis identified as true skin
Papillary layer thin layer of the dermis
Reticular layer thick layer of the dermis
Papillary layer layer of the dermis that creates finger/foot prints