Final answer:
Soluble fiber consists of nondigestible complex plant carbohydrates that dissolve in water, forming a gel. It thickens and slows the movement of chyme through the small intestine, slows the absorption of glucose into the blood, and helps lower blood cholesterol.
Step-by-step explanation:
Soluble fiber consists of nondigestible complex plant carbohydrates that dissolve in water, forming a gel. This type of dietary fiber thickens and slows the movement of chyme through the small intestine and thereby slows the absorption of glucose into the blood. Soluble fiber can also help lower blood cholesterol. Good dietary sources of soluble fiber include oats, apples, and beans.