Each intestinal villus contains a lymphoid capillary called a

The defecation reflex

All of the following are true of saliva, except

Which yields more energy: glucose, lipid, protein, or nucleic acid catabolism?

Complex carbohydrates are broken down to _____

Enzymes of the microvilli are called brush border enzymes.

Trace the pathway of food through the digestive system. [a]->[b]->[c]->[d]->[e]->small intestine->[f]->[g]->toilet bowl

The esophagus is about __________ long.

The segment of the colon to which the appendix is attached is the cecum.

_____ – serous membrane that covers the muscularis externa