electricity
You should not touch _________ while using an electrical appliance
Metal
What is the average pH for hair and skin?
5
The skin is composed of two main divisions
Epidermis and dermis
Cutting position in which the palms of both hands are facing each other.
palm to palm
A virucidal disinfectant is capable of destroying:
viruses
the device that prevents excessive current from passing through a circuit is called a(n) ___________.
Fuse
When oxygen is combined with a substance, the substance is _________.
Oxidized
Name two types of melanin
Pheomelanin, Eumelanin
What are the two parts of a strand of human hair?
root and shaft
One-celled microorganisms with plant and animal characteristics are called:
Bacteria
Which of the following is considered a good conductor?
Tap Water
Nail polish, with glitter that can separate from the polish, is an example of a(n) __________.
Suspension
The skin contains two types of glands
Sudoriferous glands and sebaceous glands
What are the three growth cycles of human hair?
anagen, catagen, and telogen
What is the most common and the least severe type of carcinoma?
Basal cell carcinoma
Catalysts are substances that speed up ____________ reactions.
Chemical
____________ is the ingredient used to raise the pH in hair products to allow the solution to penetrate the hair shaft.
Ammonia
The nerve ending that provides the body with a sense of touch is housed in the
Papillary layer
Which basic texturizing technique works well on curly hair because it removes density without adding too many layers?
free-hand notching
What is excessive perspiration caused by heat, genetics, medications or medical conditions?
Hyperhidrosis
An apparatus that changes direct current to alternating current is a(n) _________.
Inverter
What type of chemical reaction balances pH and results in the production of water and a salt?
Acid-alkali neutralization
Which part of the skin does a cosmetologist or esthetician work on in the salon
stratum corneum
oily or fatty ingredients that coat the hair, aid in elasticity, and prevent moisture loss.
emollients
What is also known as a birthmark?
Nevus