Page 1
6-1
Cell Types and Layers of the of the Epidermis
Figure 6.3
Dermal blood vessels
Tactile cell
Melanocyte
Dead keratinocytes
Exfoliatingkeratinocytes
Living keratinocytes
Dendritic cell
Stem cell
Dermis
Stratum lucidum
Stratum basale
Stratum granulosum
Stratum spinosum
Stratum corneumSweat pore
Tactile nerve fiber
Dermal papilla
Sweat duct
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Page 2
6-2
Cell Types and Layers of the of the Epidermis
Figure 6.3
Dermal blood vessels
Tactile cell
Melanocyte
Dead keratinocytes
Exfoliatingkeratinocytes
Living keratinocytes
Dendritic cell
Stem cell
Dermis
Stratum lucidum
Stratum basale
Stratum granulosum
Stratum spinosum
Stratum corneumSweat pore
Tactile nerve fiber
Dermal papilla
Sweat duct
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
Page 5
6-5
Structure of the Skin
Figure 6.1
Sensorynerve fibers
Apocrine sweat gland
Piloerector muscle
Lamellar (pacinian)corpuscle (pressure receptor)
Hair bulb
Motor nerve fibers
Cutaneous bloodvessels
Hypodermis(subcutaneous fat)
Epidermis
Merocrine sweatgland
Hair receptor
Dermal papilla
Blood capillaries
Hair follicle
Sebaceous gland
Hairs
Sweat pores
Dermis
Tactile corpuscle(touch receptor)
Page 6
6-6
Structure of Hair Follicle
Hair rootBulge
Hair bulb
Hair shaft
Hair receptor
Dermalpapilla
Hair matrix
Sebaceousgland
Apocrinesweat gland
Bloodcapillariesin dermalpapilla
Piloerectormuscle
Page 7
6-7
Fingernail Structure
Figure 6.10
Free edge
Lunule
Nail plate
Nail body
Nail fold
Nail groove
Nail fold
Nail bed Nail matrix
Eponychium(cuticle)
Nailroot
Freeedge
Nailbody
Eponychium(cuticle)
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display