What is the hair composed chiefly of?
Keratin
what may enter the body through broken skin
bacteria
whats another name for dandruff
pityrasis
the largest organ of the body
the skin
the 3 phases of hair growth
anagen, catagen, telegen
the small involuntary muscle attached to the underside of the hair follicle
arrector pili
Located at the bottom of the follicle
papilla
what can be spread by unclean hands
disease
the science that deals with healthful living
hygiene
how much does hair grow a month
1/2 inch
What is the club shaped structure that forms the lower part of the hair root.
Bulb
where is hair pigment found
cortex layer
whats applied after removing blackheads
antiseptic
the outer most layer of the hair
the medulla
how much of our hair is growing at any one time
90%
the oily substance secreted from the oil glands
sebum
oil glands are also know as......
sebaceous glands
whats the medical term for ringworm
Tinea
The natural color, strength, texture depend on what....
heredity
hair grows continues to gown for what period of time
2-6 years
the cuticles scale like cells protects.....
the inner structure of the hair
what does pathogenic bacteria produce
disease
whats recommended for oily skin
facial pack
A person born with the absence of color is
albino
A disease that last a short amount of time
acute