OSE 7.3 Review

Front

What determines whether a molecule can be absorbed into the bloodstream?

Back

The size of the molecule; some molecules are too large to fit through the cell membranes.

Front

What is the process by which small food molecules enter the bloodstream?

Back

Absorption.

Front

What happens to water and fiber as they pass through the digestive system?

Back

They remain the same for both healthy individuals and those with digestive issues; they pass through the system.

Front

What is the primary function of the esophagus?

Back

To transport food from the mouth to the stomach.

Front

What indicates a physical change when chewing food?

Back

The food is broken down into smaller pieces.

Front

What role does the digestive system play in food processing?

Back

It takes in food, breaks it down through chemical reactions, and absorbs nutrients.

Front

Why is absorption important in the digestive process?

Back

It allows nutrients from food to enter the bloodstream and be delivered to cells.

Front

What happens to fiber in the digestive system?

Back

Fiber generally passes through the digestive system without being absorbed.

Front

How does the size of molecules affect their absorption in the digestive system?

Back

Larger molecules may not fit through the cell membranes, preventing absorption.

Front

What is the difference between physical and chemical changes in food processing?

Back

Physical changes involve changes in size or shape, while chemical changes involve alterations in the food's chemical structure.