Digestive System Quiz

Which of the following is a tube connecting the pharynx to the stomach?

• Small intestine

• Stomach

• Esophagus

• Large intestine

Which of the following is NOT a responsibility of the digestive system?

• Absorbing nutrients into the body

• Breaking down food eaten

• Filtering gastric juices

• Releasing food’s nutrients

The pharynx consists of three parts including the nasopharynx, oropharynx and laryngopharynx.

• True

• False

Ivan is examining a portion of the esophagus while dissecting a cat. He is looking at the innermost layer of the esophagus which has direct contact with food. What is the name of this layer?

• Submucosa

• Mucosa

• Muscularis

• Adventitia

In the liver, sugar is stored in the form of glycogen.

• True

• False

The Brunner’s glands secrete an alkaline fluid to protect the intestine from acidic contents.

• True

• False

Which region of the large intestine is responsible for separating gas and feces?

• Rectum

• Anus

• Colon

• Cecum

Which of the following organs is the last portion of the digestive tract, has no circular folds or villi, and contains few enzyme secreting cells?

• Small intestine

• Large intestine

• Liver

• Pharynx

Which of the following organs is the longest portion of the digestive tract?

• Small intestine

• Large intestine

• Stomach

• Esophagus

The esophagus contains one sphincter.

• True

• False