LIST 3 WAYS IN WHICH SALIVA HELPS HUMANS
Answers
Answer:
Saliva has various functions.
Cleaning effect of washing away food debris.
Makes swallowing food easier.
Antibacterial effect of fighting off bacteria entering the mouth.
Lubricating effect that protects mucous membranes.
pH buffering effect that prevents caries.
Effect of promoting remineralization of teeth.
Answer:
Chemical digestion: breaks down starch by the function of “salivary amylase”
Helps chewing and swallowing
Lubricating effect: moisturizes the inside of the mouth and creates smoother speech
Solvent effect: dissolves food and allows the tongue to taste food
Cleaning effect: washes away food debris and bacteria remaining in the mouth
Antibacterial effect: Lysozyme, peroxidase and lactoferrin fight against pathogenic microorganisms
pH buffering effect: Prevents sudden changes in pH
Supplies minerals, including calcium and phosphorus, to teeth