intergumentary system Flashcards
skin is an organ because
it consists of tissues joined together
made up of nails,hair and glands ,
largest organ of the body
intergumentary system
enable physical sensation
mechanoreceptors
what is normal healthy skin?
slightly moist soft flexible acidic free of blemishes and disease self renewing
what are the functions of the skin?
regulation of body temperature protection reception of stimuli excretion synthesis of vitamin d immunity
the outer thinner layer of the skin
epidermis
the inner thicker layer of the skin
dermis
the outer most layer of the skin
epidermis
stratum corneum
translucent layer of the skin
(epidermis)
Present in palms of hands,filled with keratin
stratum lucidium
layer is 3-5 layers thick
stratum granolosum
prickle cell layer, multiple layers of columnar cells
stratum spinosum
the deepest layer, single row columnar
stratum germinativum (basale)
cells that produce melanin
melanocytes
molecule gives its skin its color and protect from uv rays
melanin
growths of the epidermis
hair