Saliva Flashcards
1
Q
Saliva composition organic substances
A
99% water
Organic substances
• Proteins
• Lipids
• Hormones
2
Q
Saliva composition inorganic substances
A
- Ions: like Calcium and phosphate
3
Q
Salivary organic substances – Proteins
A
Albumin - Transportation
Immunoglobulins - immunity in oral cavity
4
Q
Salivary organic substances – Enzymes
A
α-Amylase: Breaks down starch into simpler sugars
Lysozyme : Has antibacterial effect
Lipase: Aids in the digestion of fats
5
Q
Salivary buffer systems – buffer capacity
A
Bicarbonate (HCO3-):
the primary buffer in saliva.
Helping to maintain pH in the mouth.
Proteins
Phosphate buffers
6
Q
Uric acid function
A
- remover of free radicals
- oxidative stress protection
