Digestive System Quiz

What is the main function of the digestive system?

• To break down food and absorb nutrients

• To produce hormones for growth and development

• To transport oxygen to the body

• To regulate body temperature

Which organ is responsible for the absorption of nutrients in the digestive system?

• Stomach

• Small intestine

• Liver

• Gallbladder

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

• Expansion

• Digestion

• Combustion

• Solidification

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

• Regulates body temperature

• Produces red blood cells

• Produces digestive enzymes and hormones

• Stores excess water in the body

What is the role of bile in the digestion of fats?

• break down fats into tiny droplets

• Transport oxygen in the blood

• Break down proteins

• Regulate blood sugar

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

• Absorbing water and storing waste

• Digesting food and breaking it down into nutrients

• Transporting nutrients to the rest of the body

• Producing enzymes for chemical digestion

What are the four layers of the digestive tract wall?

• outer layer, middle layer, inner layer, lining

• skin, fat, muscle, bone

• mucosa, submucosa, muscularis externa, and serosa/adventitia

• epidermis, dermis, hypodermis, subcutaneous tissue

What is the function of the salivary glands in the digestive system?

• To regulate body temperature

• To produce bile for digestion

• To produce saliva for breaking down food

• To absorb nutrients from food

What is the name of the wave-like muscle contractions that move food through the digestive system?

• peristalsis

• expansion

• contraction

• digestion