Perming Flashcards
1
Q
3 layers of hair?
A
- Cuticle
- Cortex
- Medulla
2
Q
Natural PH of hair?
A
Between 4.5 and 5.5
3
Q
2 factors that determine curl size?
A
- Shape and type of rod
* Wrapping method
4
Q
5 basic building blocks of hair?
A
- Amino
- Peptide
- Polypeptide chains
- Keratin proteins
- Side bonds
5
Q
PH scale measures?
A
The acidity and alkalinity of a substance by measuring the quantity of hydrogen ions it contains
6
Q
What is the strongest of the 3 side bonds?
A
Disulfide
7
Q
What is a reduction reaction?
A
Reduction reaction is due to the addition of hydrogen
8
Q
Another name for alkaline waves?
A
Cold waves
9
Q
3 components of all perming solutions?
A
- Permanent waving solution
- Activator
- Neutralizer
10
Q
Amino acids
A
Carbon, oxygen, hydrogen, nitrogen and sulfur
11
Q
Peptide bonds
A
End bonds
12
Q
Polypeptide bonds
A
Long chains
13
Q
Keratin proteins
A
Long coiled
14
Q
Side bonds
A
Cross-linked
15
Q
Disulfide bonds
A
Chemical side bonds
