Digestive System Quiz

What are the two primary functions of the digestive system?

• Movement and coordination

• Reproduction and growth

• Food intake and waste elimination

• Breathing and circulation

What percentage of the immune system is located in the digestive system?

• 50%

• 70%

• 80%

• 60%

Which organ is NOT considered an accessory organ in the digestive system?

• Pancreas

• Liver

• Gallbladder

• Heart

What is the mechanical process of breaking down food in the mouth called?

• Absorption

• Mastication

• Peristalsis

• Digestion

What is the name of the enzyme in saliva that begins the chemical digestion of food?

• Lipase

• Trypsin

• Amylase

• Pepsin

What is the wave-like movement that pushes food through the esophagus called?

• Churning

• Segmentation

• Peristalsis

• Mastication

Which sphincter muscle connects the stomach to the small intestine?

• Ileocecal valve

• Anal sphincter

• Pyloric sphincter

• Esophageal sphincter

What is the primary function of the large intestine?

• Absorb nutrients

• Eliminate waste

• Secrete enzymes

• Produce bile

Where is the appendix located in the digestive system?

• Attached to the stomach

• Attached to the cecum

• Attached to the esophagus

• Attached to the rectum

What is the final section of the large intestine before waste is expelled?

• Descending colon

• Ascending colon

• Sigmoid colon

• Transverse colon