Layers of the skin
What is the outermost layer of the skin called?
the epidermis
What structure anchors a hair into the skin?
THE HAIR FOLICLE
What is the stratum lucidum?
This layer of the epidermis is only found in thick skin like the palms and soles.
Which layer contains blood vessels, nerves, and hair follicles?
the dermis
What part of the hair contains living cells and pigment?
the hair bulb
What is melanin?
This pigment determines the color of hair and skin.
Name the deepest layer of the epidermis where new skin cells are made.
stratum basale
What is the function of the arrector pili muscle?
The arrector pili muscles are small, involuntary smooth muscles attached to hair follicles that contract in response to cold or emotions (fear, excitement), causing hairs to stand upright, a phenomenon known as piloerection or "goosebumps".
What are mammary glands?
These modified apocrine glands are found in the breast and produce milk.