Digestive System Review

Which organ is responsible for the absorption of nutrients?

• Stomach

• Small intestine

• Large intestine

• Liver

Tags

NGSS.MS-LS1-7

What is the primary function of the digestive system?

• To circulate blood throughout the body

• To absorb oxygen from the air

• To convert food into simpler molecules that can be absorbed and used by the cells of the body

• To remove waste products from the body

Tags

NGSS.MS-LS1-7

Which of the following is NOT a part of the human digestive system?

• Heart

• Esophagus

• Pancreas

• Gallbladder

The process of breaking down food into molecules the body can use is known as:

• Respiration

• Digestion

• Circulation

• Excretion

Tags

NGSS.MS-LS1-7

What role does the liver play in digestion?

• It produces enzymes that break down proteins

• It absorbs nutrients from digested food

• It produces bile to help break down fats

• It stores undigested food

Tags

NGSS.MS-LS1-7

Which organ is the site of water absorption from undigested food?

• Small intestine

• Stomach

• Large intestine

• Liver

Enzymes play a crucial role in digestion because they:

• Increase the temperature of the digestive tract

• Speed up chemical reactions that break down food

• Decrease the pH level in the stomach

• Provide energy for the absorption of nutrients

Tags

NGSS.MS-LS1-7

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

• To absorb nutrients

• To produce bile

• To break down food with acids and enzymes

• To remove waste from the body

Tags

NGSS.MS-LS1-7

How does the body regulate the level of blood glucose?

• By increasing physical activity

• Through the use of hormones like insulin and glucagon

• By varying the amount of water absorbed in the large intestine

• Through the rate of absorption in the small intestine

Tags

NGSS.HS-LS1-3

What is the role of the pancreas in digestion?

• It produces bile to break down fats

• It absorbs nutrients from digested food

• It produces enzymes that help digest carbohydrates, proteins, and fats

• It stores undigested food until it can be eliminated

Tags

NGSS.MS-LS1-7