Ch. 7.3 Integumentary System Key Terms
albino?
Somebody with absence of color pigments//skin has pinkish tint and hair is pale yellow
alopecia?
Baldness/loss of hair on the scalp
constrict?
to get smaller
crusts?
Areas of dried pus/blood often called scabs
cyanosis?
Bluish discoloration of the skin caused by insufficient oxygen
cyst?
Closed sack or pouch containing soft/semisolid material
dermis?
Corium/true skin, has a framework of elastic connective tissue and contains blood vessels, lymph vessels, nerves, involuntary muscle, sweat and oil glands, and hair follicles
dilate?
To get larger
epidermis?
Outermost layer of the skin/made of 5 smaller layers w/ no blood vessels or nerve vessels
erythema?
Reddish discoloration of the skin from burns or congestion of the blood
hypodermis?
Innermost layer of the integumentary system/made of elastic and fibrous connective tissue and fatty tissue
integumentary system?
skin
jaundice?
Yellowish discoloration of the skin
macules?
Flat spots of the skin ex. freckles
melanin?
A brownish black pigment determining your skin color
papules?
firm, raised areas like pimples
pustules?
pus-filled sacs such as those seen in acne/pimples
sebaceous glands?
Oil glands that usually open to hair follicles
subcutaneous?
Also called hypodermis/innermost layer of skin
sudoriferous glands?
Sweat glands
ulcer?
Deep loss of skin surface that may extend into the dermis, may cause scars
vesicles?
Blisters like ones seen in chickenpox
wheals?
itchy, elevated areas with an irregular shape; hives and insect bites are examples