Please enable JavaScript.
Coggle requires JavaScript to display documents.
Integumentary system - Coggle Diagram
Integumentary system
Function of the skin
partly dead to keep you alive
largest organ
protection
intraction
temperature regulation
get ride of wastes
skin color is determined by melanine (pigment)
absorbs ultraviolet light reducing damage
Hair
Made mostly of dead cells
Protection
Temperature regulation
Layers of skin
Epidermis and dermis
Epithetial tissue
Most cells are dead
Filled with keratin (toughness)
Beneath Epidermis
Fibers of collagen
Strength and flexible
Nails
Protection
Skin injuries
1- Tissue injury: release of chemical signals such as histamibe
2- Dilation and increase leakness of lockal blood vessels: migration of phagoncytes to the area
Phagocytes (macrophages and neutrophilis) consume bacterua and cell debris: tissue heals
Clotting
cut
plateles
aggregartion and release clotting factors
production of enzyme thromlain
converts fibrinogen (soluble protein)into fibrin (insoluble
form a mesh (gel)
exposses to air
scab