3.1 med terms

learning about the integumentary system yo yo!

cutaneous

pertaining to the sin

dermatology

medical specialty concerned with disorders of the skin

dermatologist

medical specialist in diseases of the skin

dermatologic

pertaining to the skin and dermatology

excrete

to pass waste products of metabolism out of the body

excretion

removal of waste products of metabolism out of the body

flora

the population of microorganisms covering the exterior and interior surface of healthy animals

integument

organ system that covers the body, the skin being the main organ within the system

integumentary

pertaining to the covering of the body

secrete

to produce a chemical substance in a cell and release it from the cell

secretion

production by a cell(s) of a physiologically active substance and its movement out of the cell

synthesis

the process of building a compound from different elements

synthetic

built up or put together from simpler compounds

ultraviolet (UV)

light rays at a higher frequency than the violet end of the spectrum

vasoconstriction

reduction in diameter of a blood vessel

vasodilation

increase in diameter of a blood vessel

adipose

containing fat

dermis

connective tissue layer of the skin beneath the epidermis

dermal

pertaining to the skin

epidermis

top layer of the skin

epidermal

pertaining to the epidermis

hypodermis

loose connective tissue layer of the skin below the dermis

hypodermic

pertaining to the hypodermis

intradermal

within the epidermis

intramuscular

within the muscle

keratin

protein present in skin, hair, and nails

melanin

black pigment found in skin, hair, and the retina

squamous cell

flat, scale-like epithelial cell

subcutaneous

below th skin

superficial

situated near the surface

transdermal

going across or through the skin

wheal

small, itchy swelling of the skin (wheals raised by an injection do not itch)

cuticle

nonliving epidermis at base of fingernails and toenails

follicle

spherical mass of cells containing a cavity or a small cul-de-sac, such as a hair follicle

matrix

the formative portion of a hair, nail, or tooth

sebaceous glands

glands in the dermis that open into hair follicles and secrete a waxy fluid called sebum

ebum

waxy secretion of the sebaceous glands