All About Saliva and Its Functions

What is another name for spit?

• Mucus

• Saliva

• Sweat

• Plasma

Where are the salivary glands located?

• On the top of the head

• Inside each cheek, bottom of the mouth, and under the jaw

• In the stomach

• In the lungs

How much saliva do the salivary glands secrete each day?

• 1 to 2 pints

• 2 to 4 pints

• 3 to 5 pints

• 4 to 6 pints

What is the main component of saliva?

• Sugar

• Water

• Salt

• Protein

Which enzyme in saliva helps in the digestion of complex carbohydrates?

• Lipase

• Amylase

• Protease

• Lactase

What role does saliva play in tasting food?

• It dries the tongue

• It keeps the tongue wet

• It changes the color of food

• It makes food spicy

How does saliva contribute to oral hygiene?

• It colors the teeth

• It cleans the inside of the mouth and rinses the teeth

• It makes the teeth grow

• It hardens the gums

What is one reason a person might not have enough saliva?

• Eating too much sugar

• Certain medicines or treatments

• Drinking too much water

• Exercising regularly

What is the function of enzymes in saliva?

• To make saliva taste sweet

• To help break down food

• To color the saliva

• To make saliva sticky

Tags

NGSS.MS-LS1-7

Why is saliva important for swallowing food?

• It makes food dry

• It wets food, making it easier to swallow

• It changes the color of food

• It makes food spicy

Tags

NGSS.MS-LS1-7