A.P LAB EXAM skin

Dermis

Inner layer of skin, thicker, consists of connective tissue w/collagen and elastic fibers, smooth muscle tissue, nervous tissue, and blood.

epidermis

Outer layer, composed of stratified squamous epithelium

Stratum corneum

Tough layer, tightly w/dead cells, in outermost layer of epidermis

Stratum lucidum

Thickened and hairless layer of skin, -palms and soles

Stratum granulosum

Stratum basale

Deepest distinguished layer -production of epidermal cells

Stratum spinosum

Dermal papillae

Extend into spaces between the ridges - found in skin all over body mostly hands and feet

Basement membrane

Anchors the epidermis to the dermis and separates the two skin layers

Papillary layer

Sebaceous gland

Contain groups of specialized epithelial cells - associated w/hair follicles

Dermal papilla