Ch. 7.3 Integumentary System Key Terms
What's Wheals?
itchy, elevated areas with an irregular shape; hives and insect bites are examples
What's Ulcer?
an open lesion of the skin or mucous membrane, resulting in tissue loss.
What's Subcutaneous?
fatty tissue
What's Pustules?
pus-filled sacs such as those seen in acne, or pimples
What's Melanin?
A brownish black pigment
What's Vesicles?
crust or ooze, and scaling
What's Sudoriferous glands?
are coiled tubes that extend through the dermis and open on the surface of the skin at pores.sweat glands.
What's Sebaceous glands?
oil glands that usually open onto hair follicles. They produce sebum
What's Papules?
firm, raised areas also a small solid raised lesion that is less than 0.5 cm in diameter
What's Macules?
flat spots on the skin
What's Jaundice?
a yellow discoloration of the skin, can indicate bile in the blood as a result of liver or gallbladder disease.
What's Integumentary system?
the skin, hair, and nails
What's Hypodermis?
the innermost layer.
What's Erythema?
reddish color of the skin that can be caused by either burns or a congestion of blood in the vessels.
What's Epidermis?
brownish black pigment
gets larger
What's Dermis?
cause periodic bleeding and the formation of scars
What's Cyst?
a closed sack or pouch containing soft or semisolid material
What's Cyanosis?
bluish discoloration of the skin caused by insufficient oxygen.
What's Crusts?
areas of dried pus and blood, commonly called scabs
What's constrict?
gets smaller
What's Alopecia?
loss of hair on the scalp
What's Albino?
skin has a pinkish tint and the hair is pale yellow or white.