Digestive System Quiz

What is the main job of the digestive system?

• To break down food for cells

• To store food for later

• To make food colorful

• To make food taste better

What is the first step in the digestive process?

• Absorption

• Defecation

• Mixing

• Ingestion

What helps move food along the digestive tract?

• Jumping

• Peristaltic waves

• Singing

• Sleeping

Which part of the digestive system is a long tube?

• Gastrointestinal tract

• Heart

• Brain

• Lungs

Which organ is NOT part of the gastrointestinal tract?

• Esophagus

• Intestine

• Liver

• Stomach

What is the outermost layer of the digestive tract called?

• Muscularis

• Submucosa

• Mucosa

• Serosa

What type of muscle is found in the digestive tract?

• Skeletal muscle

• Voluntary muscle

• Cardiac muscle

• Smooth muscle

What is the role of the serosa layer?

• To digest food

• To protect the digestive organs

• To absorb nutrients

• To store food

What is the digestive system's main function?

• To make us run fast

• To break down food

• To make us sleepy

• To make us hungry

Which of these is a function of the digestive system?

• Absorption

• Jumping

• Swimming

• Flying