Digestive System

Where does digestion begin?

• Stomach
• Small intestine
• Esophagus
• Mouth

What is the small muscular structure that hangs from the soft palate and can be seen when you look in someone’s mouth?

• Epiglottis
• Uvula
• Hard palate
• Tonsils

A bolus is made of:

• Chewed food and saliva
• Digested food and chyme
• Salivary lipase and ptyalin
• Bile and flatus

What would happen to food you swallowed if your esophagus did not perform peristalsis?

• The food would be stuck in your esophagus
• The food would enter your trachea
• You would vomit when the food hit your stomach
• You would choke

Adsorption of carbohydrates takes place into the ____________________ whereas fats are absorbed into the _______________________.

• Mouth, small intestine
• Stomach, large intestine
• Lymph, blood
• Blood, lymph

A person vomits, what is in the chyme that often causes burning?

• Rennin
• Rugae
• Hydrochloric acid
• Chymotrypsin

During digestion, food leaves the stomach and enters the:

• Duodenum
• Ileum
• Cecum
• Jejunum

What part of the large intestine does NOT serve as a passageway for fecal waste?

• Colon
• Rectum
• Anus
• Appendix

The liver secretes bile that aids in the digestion of:

• Carbohydrates
• Proteins
• Fats
• Glucose

The pancreas produces digestive enzymes that empty into the:

• Gallbladder
• Stomach
• Duodenum
• Liver