23. The Digestive System

Which part of the digestive system contains villi that increase the surface area for absorption?

Which nutrients are primarily absorbed by capillaries in the small intestine?

Which of the following inhibits the secretion of the gastric glands?

The soupy mixture of semidigested food formed in the stomach is known as:

The tube that connects the oral cavity to the stomach is called the ________.

Which of these organs has no active role in chemical digestion?

What is the primary function of the large intestine?

The superior esophageal sphincter is also called the ______ sphincter.

Which of the following organs produces and secretes enzymes that are essential for proper digestion?

Which of the following is true about bile?

Which of the following correctly lists the organs of the digestive tract in order from proximal to distal?

Gastrin has which of the following effects on gastrointestinal (GI) motility?

Which of the following is the name for the slippery outer layer of the alimentary canal?

In which part of the gastrointestinal tract are acidophiles most likely to be found?

Which of the following correctly lists the main structural components of the digestive tract in order from mouth to anus?