Food and Digestion

What is the process of breaking down food into smaller molecules called?

• digestion

• respiration

• excretion

• absorption

Which organ produces enzymes that help in the digestion of carbohydrates, proteins, and fats?

• spleen

• stomach

• pancreas

• liver

What is the function of the small intestine in the digestive system?

• Absorption of nutrients

• Production of bile

• Secretion of digestive enzymes

• Elimination of waste products

What is the role of saliva in the digestion process?

• Saliva is responsible for the production of bile.

• Saliva helps in the absorption of nutrients.

• Saliva plays a role in the production of stomach acid.

• Saliva moistens food, breaks down starches, and aids in swallowing.

What happens to food in the stomach?

• The food is immediately passed through the stomach and into the large intestine

• The food is mixed with stomach acid and digestive enzymes, broken down into smaller pieces, and turned into chyme before being released into the small intestine.

• The food is stored in the stomach and released slowly over time

• The food stays the same and is absorbed into the bloodstream directly from the stomach

What is the function of the liver in digestion?

• The liver produces bile to aid in the breakdown of fats and also detoxifies harmful substances and metabolizes nutrients from food.

• The liver produces insulin to regulate blood sugar levels

• The liver secretes digestive enzymes to break down food

• The liver stores excess water and electrolytes

What is the main function of the large intestine in the digestive system?

• Transport nutrients to the bloodstream

• Digest and break down food particles

• Absorb water and electrolytes, store and eliminate waste products

• Produce digestive enzymes

What are the three main nutrients found in food?

• carbohydrates, proteins, and fats

• vitamins, minerals, and fiber

• caffeine, alcohol, and nicotine

• water, sugar, and salt

What is the function of the pancreas in digestion?

• The function of the pancreas in digestion is to produce enzymes that break down food.

• The pancreas stores bile produced by the liver.

• The pancreas produces hormones that regulate blood sugar levels.

• The pancreas filters waste products from the blood.

What happens to the nutrients absorbed in the small intestine?

• The nutrients absorbed in the small intestine are transported into the bloodstream and carried to the liver.

• The nutrients absorbed in the small intestine are excreted as waste.

• The nutrients absorbed in the small intestine are converted into energy.

• The nutrients absorbed in the small intestine are stored in the stomach.