What's Spit? (Unit 7.3 OpenSciEd)

Front

What is the primary component of saliva?

Back

Water.

Front

Which enzyme found in saliva helps break down carbohydrates?

Back

Amylase.

Front

How much saliva does a human secrete on average each day?

Back

1 to 2 liters.

Front

What is the physical appearance of saliva?

Back

A clear liquid.

Front

How often is saliva produced by the body?

Back

24 hours a day.

Front

What role does saliva play in digestion?

Back

It begins the process of digestion by breaking down food with enzymes.

Front

What is the pH level of saliva, and why is it important?

Back

The pH level of saliva is typically around 6.7 to 7.4, which helps maintain oral health and neutralizes acids.

Front

What are the main functions of saliva?

Back

To lubricate food, aid in digestion, and protect oral tissues.

Front

What is the significance of amylase in saliva?

Back

Amylase initiates the breakdown of starches into sugars.

Front

How does saliva contribute to taste perception?

Back

Saliva dissolves food particles, allowing taste buds to detect flavors.