Integumentary System A &P

outer epithelial layer of skin

thick layer of the skin beneath the epidermis

layer of non living material that anchors epithelial tissue to underlying connective tissue

protein in epidermis, hair, and nails

proces by which cells form fibrils of keratin and harden

dark pigment normally found in sking and hair

contributes color to skin

composed of very thin squamous cells taht are dead at suface

teh process of keratiniztion sarts here

contain many layers of spine shaped cells

single layer of columnar cells

these cells are filled with a soft gel like substance

secreates an oily material(sebum) which helps prevent dehydration

oily material

helps stabilize body temperature

is an outgrowth of epidermal cells

elevates hair shaft and aids in sebum secreation

a skin disease caused when a dust of sebaceous gland becomes plugged and inflamed

a fungal infection involving the skin of the toes and soles of the foot

bacterial infection of a hair follicle which causes pus filled lesions

a bacterial infection of a hair follicle that has spread into the subcutaneous layer of the skin

a fluid filled sac within the skin

elevated enlarged fibrouse scar that is cause my injury

fleshy growth that usually is pigmented

disease that is cause by mite infestation of the skin

viral infection of a spinal nerve that produces blisters on the skin

a nipple like flesh colored raised area on the skin

a scale like modification of the epidermis that forms a clear protective covering

proximal fold of teh skin that projects onto the body of a nail

the deeper layer of the skin that extends beneath a nail

thick portion fo the tissue that is responsible for nail growth

not cancerous

cancerous

abnormal mass of cells

does not spread

the most comon form of skin cancer

rises from keratro cytes of the stratum spinosum

the most dangerous of all the skin cancers

free nerve endings

merkel's disc, meissner's corpuscles, root hair plexus

pacinian corpuscles

krause corpuscles

ruffini corpuscles