1. Digestive system

Which of the labels is pointing to the pancreas?

• B

• D

• H

• I

What is the role of the mouth?

• Begins the digestion of starch

• Begins the digestion of lipids

• Begins the digestion of proteins

• Produces salivary protease

What is label D pointing to?

• Liver

• Gall bladder

• Stomach

• Pancreas

What is the role of the liver?

• Secretes lipase

• Secretes amylase

• Secretes bile

• Secretes protease

Which organs does food pass through on its passage through the digestive system?

• Mouth

  Stomach

  Liver

  Small intestine

  Large intestine

  Anus

• Mouth

  Stomach

  Pancreas

  Small intestine

  Large intestine

  Anus

• Mouth

  Stomach

  Large intestine

  Small intestine

  Gall bladder

  Anus

• Mouth

  Stomach

  Small intestine

  Large intestine

  Anus

What is the role of the large intestine?

• Digestion of all food groups and absorption of the products into the bloodstream

• Emulsification of fats

• Absorption of water

• Secretion of bile

Where does protein digestion begin?

• Mouth

• Stomach

• Small intestine

• Large intestine

Where does lipid digestion begin?

• Mouth

• Stomach

• Small intestine

• Large intestine

What is the pH of the stomach?

• 0

• 2

• 7

• 10

What is the role of bile?

• Breaks down fats into fatty acids and glycerol

• Lowers the pH within the small intestine

• Breaks down large fat droplets into small fat droplets

• Increases the pH within the large intestine