4.2: Skin Models
Thin skin
Thick skin
Layers of the skin:
Epidermis
- Stratum corneum
- Stratum lucidum
- Stratum granulosum
- Stratum spinosum
- Stratum basale
Dermis
- Papillary layer
- Reticular layer
- Layers beneath the skin (subcutaneous)
Hypodermis
- Skin structures:
Dermal papillae
Hair follicle
- Root
- Shaft
- Hair follicle
- Papilla
- Arrector pilli (or piloerector m.)
- Bulb
Blood vessels
N erve endings:
- Lamellar corpuscle
- Tactile corpuscle
Glands:
- Eccrine (merocrine) sweat gland
- Pore
- Duct
- Apocrine sweat gland
- Sebaceous glands
Nail
- Eponychium
- Hyponychium
- Free edge
- Lateral nail fold
- Proximal nail fold
- Lunula
- Nail bed
- Nail plate (body)
- Nail matrix
- Skin cells:
Keratinocytes
Melanocytes
Fibroblasts
- Tissues types:
Stratified squamous epithelium
Areolar CT
Dense irregular CT
CT – adipose
Glandular epithelium (simple or stratified cuboidal)