Digestive System Pre-Quiz

Digestion begins in the ______.

• Mouth

• Stomach

• Small intestine

• Gallbladder

Proteins are broken down into _______.

• Fatty acids

• Glycerol

• Glucose

• Amino acids

Carbohydrates are chemically digested into _____ molecules

• proteins

• amino acids

• glucose

• enzymes

The structure that keeps food from entering the trachea is called the _____________.

• Salivary gland

• Epiglottis

• Pharynx

• Esophagus

The chewed up food moves from the mouth to the stomach through the ___________.

• esophagus

• pancreas

• liver

• small intestine

What organ is this?

• stomach
• large intestine
• small intestine
• esophagus

Which digestive organ is represented by the letter B?

• Pancreas

• Liver

• Mouth

• Small intestine

Which food is unsuitable for a person who cannot secrete enough bile?

• butter

• lean meat

• spinach

• rice

The majority of digestion occurs in the:

• mouth

• stomach

• small intestine

• large intestine

The diagram represents human digestive system. From which structure are glucose and amino acids normally absorbed into the circulatory system?

• F - Large Intestine
• H - Liver
• C - Stomach
• E - Small Intestine