The Integumentary System. Thin Skin Thick Skin Stratum Spinosum with spiny cell projections (arrow)

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Presentation transcript:

The Integumentary System

Thin Skin

Thick Skin

Stratum Spinosum with spiny cell projections (arrow)

TEM of Squames

The Integumentary System The Dermis and Subcutaneous Layers

Sweat glands and Pacinian corpuscle at the dermal/subQ border

Pacinian with a core nerve fiber and concentric flatten modified Schwann cells

The Dermis Papillary Dermis Reticular Dermis

Meissner’s Corpuscle within a dermal papilla

Meissner’s Corpuscle

Sweat Glands (Sg) and Ducts (arrow) Sg

Sweat gland with double layered duct

Thin Skin with Melanocytes

Thin Skin with melanocytes (arrows)

Germinal matrix of a hair follicle

Sebaceous glands associated with hair follicles

Sebaceoua Gland and Arrector Pili muscle

Cross section through a hair follicle and hair shaft

TEM of a cross section through a hair follicle and hair shaft