Digestive System

What are the main organs involved in the digestive system?

• heart, lungs, kidneys, brain

• mouth, esophagus, stomach, small intestine, large intestine, liver, gallbladder, pancreas

• skin, bones, muscles, blood

• spleen, bladder, thyroid, thymus

Which enzyme is responsible for breaking down carbohydrates?

• lipase

• protease

• amylase

• cellulase

Where does most of the nutrient absorption take place in the digestive system?

• Stomach

• Large intestine

• Small intestine

• Esophagus

What is the function of the stomach in the digestive system?

• Absorption of water

• Regulation of blood sugar levels

• Production of red blood cells

• Mechanical and chemical digestion

Name the enzyme that breaks down proteins in the digestive system.

• pepsin

• lipase

• trypsin

• amylase

What is the role of the small intestine in the absorption of nutrients?

• The small intestine is responsible for absorbing nutrients into the bloodstream.

• The small intestine only absorbs water, not nutrients.

• The small intestine produces nutrients instead of absorbing them.

• The small intestine absorbs nutrients through the skin.

Which organ produces bile to aid in fat digestion?

• Pancreas

• Kidney

• Liver

• Stomach

What is the function of the pancreas in the digestive system?

• Regulates body temperature

• Filters waste products

• Produces digestive enzymes

• Stores blood

What are the three main nutrients absorbed in the digestive system?

• Carbohydrates, fiber, vitamins

• Proteins, fiber, vitamins

• Vitamins, minerals, water

• Carbohydrates, proteins, and fats

Which enzyme is responsible for breaking down fats?

• lipase

• amylase

• cellulase

• pepsin