integumentary system Flashcards
1
Q
what is the integumentary system?
A
an organ system consisting of the skin, hair, nails and exocrine glands.
2
Q
what are the 3 layers of the skin?
A
epidermis
dermis
subcuntaneous tissue
3
Q
what is the epidermis?
A
waterproof layer with keratin
produces pigment melanin
made up of epithelial cells
4
Q
what is the dermis?
A
nerve endings, sweat glands and hair follicles
makes skin elasticated
5
Q
what is the subcuntaneous tissue?
A
made up of fat and tissue
insulates body
energy store
6
Q
what are the functions of the integumentary system?
A
protection
temperature regulation
vitamin D regulation
cutaneous sensation
