Exploring the Digestive System

Which of the following is a role of the salivary glands?

• To absorb water

• To produce saliva that helps in digestion

• To store food

• To break down proteins

Tags

NGSS.MS-LS1-7

What happens to food in the stomach?

• It is absorbed into the blood

• It is chewed into smaller pieces

• It is mixed with acids and enzymes for digestion

• It is turned into waste

Tags

NGSS.MS-LS1-7

What do the kidneys do in the body?

• They produce saliva

• They remove waste and extra water from the blood

• They help in chewing food

• They store nutrients

Tags

NGSS.MS-LS1-3

What is the role of saliva in digestion?

• To absorb nutrients

• To moisten food and begin digestion

• To store food

• To break down waste

What happens in the small intestine?

• Food is chewed

• Nutrients are absorbed into the blood

• Saliva is produced

• Waste is stored

What is the function of the kidneys?

• To produce bile

• To filter blood and remove waste

• To absorb nutrients

• To break down food

How does the liver help in digestion?

• By storing food

• By producing bile to digest fats

• By absorbing water

• By breaking down proteins

How do teeth assist in eating?

• By producing saliva

• By cutting and grinding food

• By absorbing nutrients

• By storing food

What am I?

• Kidney

• Liver

• Esophagus

• Stomach

Tags

NGSS.MS-LS1-3

NGSS.MS-LS1-7

What is the purpose of saliva?

• To absorb nutrients

• To help swallow and start digestion

• To store food

• To break down waste