CH 16
The widest area of the head, easily found by placing a comb flat against the side of the head.
What is the parietal ridge?
the direction in which the hair grows from the scalp
What is growth pattern?
The tough outer layer of hair that protects the hair from damage.
What is the cuticle?
The ability of hair to absorb water
What is porosity?
The highest point of the head
What is the Apex?
another word for bang area
What is Fringe?
number of individual strands that grow on one square inch of the scalp
What is Hair Density?
4.5 to 5.5
What is the normal PH level of hair?
The ability of hair to stretch and return to its original length without breaking
What is elasticity?
the widest part of the head starting at the temples
What is the Parietal Ridge?
three types of straight lines used in haircutting
thickness or diameter of each strand of hair is referred to as
What is hair texture?
The strongest of the 3 side bonds
What are disulfide bonds?
Also known as the growth phase, when new hair is produced
What is the Anagen phase?
The area where is occipital bone meets the neck
What is the Nape?
Combing the hair away from its natural falling position
What is overdirection?
hair texture that is more resistant to lightening
What is coarse hair?
long chains of amino acids linked together like beads
What are Keratin Proteins or Polypeptide chains?
The layer of hair that holds the melanin and proteins
What is the Cortex?
The area between the apex and the back of the parietal ridge
What is the Crown?
a service that requires a towel a cape and then an additional towel
What is a chemical service?
stimulates blood circulation to the scalp, removes dust dirt and hairspray.
What is hair brushing
The innermost layer of hair, sometimes missing in some hair types
What is the medulla?
a weak side bond easily broken by water
What is Hydrogen Bond?
also known as the fringe area
What is the Bang area?