Billion Years
4.5
6,987,000,000
Humans:
Process of Evolution
Bacteria Vitamin D production
Body temperature
Cutaneous
membrane
The Integumentary System
Made up of two parts:
Skin
Nails
Accessory structures
Carpet >>>
2 square
meters
4.5 Kilograms
Epedermis
Dermis
Hypodermis
Sun B`
Epidermis
The outermost Layer of the
skin
Stratum corneum
Stratum lucidum
Stratum granulosum
Stratum spinosum
Stratum basale
Or Basal Layer
Melanocytes
Melanocytes
keratinocytes
You Inhale human dead
skin cells.
Merkel Cells
Epidermis
Squamous
Cell
Squamous Cell
Merkel Cell
Basal Layer
Melanocytes
Carcinoma
Carcinoma
Carcinoma
Melanoma
Squamous Cell Carcinoma
Squamous Cell Carcinoma
Basal Layer Carcinoma
Epidermis
Dermis
Basement
Membrane
DermisGlands
Nerves
Blood vessels
Hair
follicles
Collagen
Subcutis
Subcutaneous Layer
(Hypodermis)
Subcutaneous Injection
Hypodermic needle
Subcutis
Adipose Tissue
-body fat
White Adipose
Tissue
Brown Adipose
Tissue
Melatonin
Keratin
Hair and Nails
Diseases
Integumentary system