Finals anaphy Flashcards
Bumps and Cuts
Mechanical damage
Acids and bases
Chemical damage
Heat and Cold
Thermal damage
Sunlight
Ultraviolet
Bacteria
Microorganism
Contains a water-resisting glycolipids and keratin (prevents drying out)
Desiccation
Activate sweat glands and allow blood to flush into the skin capillary
beds (heat radiate from skin surface)
Body Heat loss
Not allowing blood to flush into skin capillary beds
Heat Retention
Through PERSPIRATION
Excrete UREA /URIC - Through PERSPIRATION
Acid
Modified molecules in skin converts to Vitamin D by sunlight
(Epidermal cells produce cholecalciferol (vitamin D3
)
Synthesizes Vitamin D
A pigment that ranges in color from yellow to
brown to black
Melanin
- Specialized spider shaped cells
- Produces Melanin
- Found in the STRATUM BASALE
Melanocytes
important in alerting and
activating immune system cell
(bacteria/viral invasion)
Epidermal dendritic cells
- Seen in Epidermal – Dermal
Junction - Associated with SENSORY NERVE
ending
Merkel cells
Serves as touch
receptors
Merkel Disc