23. Digestive System

Alimentary canal and related accessory digestive organs

The major site for nutrient absorption is the __________.

The __________ is the first segment of the small intestine.

Most digestion occurs in the small intestine.

What intestinal structure(s) consist(s) of protective aggregated nodules of lymphocytes and macrophages?

What would be the effect of stripping the small intestines of their villi?

Digestion of carbohydrates and proteins by brush border enzymes occurs within the __________ of the small intestine.