chemistry
major elements that make up human hair are carbon, oxygen, hydrogen, nitrogen, and sulfur, often referred to as the...
COHNS elements
condition of abnormal hair growth of terminal hair is referred to as...
hypertrichosis
a sweet colorless, oily substance that is used as a moisturizer in skin and body creams are...
glycerin
infusing water-soluble products into the skin with the use of electric current is known as...
iontophoresis
permanent waving and hair relaxers change the shape of the hair by chemically altering the hair's:
disulfide bonds
3 different types of side bonds are...
hydrogen
salt
disulfide
the technical term for split ends...
trichoptilosis
lightening bolts travel through the air at speeds of up to how many miles per hour?
60,000
current for facial and scalp treatments is measured in...
milliamperes
the melanin that provides brown or black color to hair is...
emuelanin
the physical side bond that is easily broken by water and heat is a..
hydrogen bond
current research confirms that dandruff is the result of a fungus called...
malassezia
a common volatile organic compound used in hair spray is...
ethyl alcohol
the process used to treat acne and milia and soften and emulsify deposits in the hair follicles are...
desincrustation
lasers work by a process that turns the light from the laser into heat called
photothermolysis
a weak physical, cross-link side bond between adjacent polypeptide chains that is broken by changes in pH is a...
salt bond
a severe type of dandruff characterized by an accumulation of greasy or waxy scalp scales mixed with sebum is...
pityriasis steatoides
liquids that can be mixed together to form stable solutions are..
miscible
laws are also called...
statutes
the negative or positive pole of an electric current is referred to as the...
polarity
hydroxide chemical relaxers break disulfide bonds and convert them to...
lanthionine bonds
a condition that is characterized by brittleness and the formation of nodular swellings along the hair shaft is...
trichorrhexis nodosa
a positive electrode is called an..
anode
the type of bacteria that rarely shows any active motility is..
cocci
the chemical process in living organisms whereby cells are nourished and carry out their activities is....
metabolism