Digestive system

Where does the absorption take place?

• Oesophagus

• Stomach

• Small intestine

• Large intestine

• Digestive tract

The muscular tube that moves food from the mouth to the stomach?

• esophagus
• small intestine
• stomach
• mouth

The organ where food doesn't pass through but it does break down fats and detoxify poisons?

• liver
• small intestine
• stomach
• large intestine

Which organ of the digestive system secretes pepsin and hydrochloric acid?

• mouth

• stomach

• esophagus

• small intestine

The enzyme, PEPSIN, breaks down proteins into...

• glucose

• fatty acids

• amino acids

• nucleic acids

The breakdown of starch (carbohydrates) begins in the...

• small intestine

• stomach

• large intestine

• mouth

Amylase is an enzyme found in the ___________ and begins breaking down which food molecule?

• mouth; fats

• stomach; fats

• stomach; carbohydrates

• mouth; carbohydrates

If the liver is not functioning properly, what would most likely be the result?

• food would not be able to move into the small intestine

• water would not be absorbed

• fats would not be digested

• it would not affect digestion

Why do we eat food?

• To keep our stomachs full
• To put oxygen into the body cells
• To get nutrients and energy
• To make waste products

A disease in which stomach acid goes up into the esophagus causing burning pain and sometimes ulcers.

• celiac disease

• GERD (acid reflux)

• appendicitus

• diarhea