Theory Flashcards
What are the eight parts of the bone structure
- Frontal 2. Apex 3. Temporal 4. Mastoid process 5. Nape 6. Occipital 7. Parietal ridge
What are the draping procedures
Single double neck strip
3 parts of a hair strand
Cortex medulla cuticle
What are the 3 cycles of hair growth
Anlagen catagen telogen
Define texture
The thickness or diameter of the individual hair strand Fine medium coarse
Define dencity
The number of individual hair strands per square inch of scalp
Define elasticity
The ability of the hair to stretch & return to the original length without breaking
Barbacide
Mixing ratio 1oz 2 quarts of water Wash rinse dry immerse remove dry
Pd test
Prior to performing any chemical applications to determine the presence of metallic salts 24 48 prior
Pd test positive signs
Redness , burning , swelling , itching , inflammation
Define porosity
The ability of the hair to absorb moisture