Digestive System Review

What is the digestive system?

• A system to take out the bad stuff that's in your body

• A system where a certain group of organs work together to convert food into energy to feed the body

• A system where certain organs in the body digest the food you eat

• A system that the organs in the stomach make food for the body to digest.

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Where does the digestive system start?

• The liver

• The throat

• The stomach

• The mouth

Which is the esophagus?

• A

• B

• C

• D

• E

Which parts of the diagram is the small and large intestine?

• A~ small intestine

  E~ large intestine

• D~ small intestine

  E~ large intestine

• C~ large intestine

  B~ small intestine

• A~ large intestine

  C~ small intestine

• E~ small intestine

  D~ large intestine

Place the following events in sequence: A) Food enters your large intestines

B) Food enters your small intestines

C) Food enters your esophagus

• A, B, C

• C, B, A

• C, A, B

• B, A, C

Hydrochloric acid is a caustic chemical that can burn your skin- and yet it exists in your stomach. How can this be?

• Your small intestines absorb all the hydrochloric acid

• The food in your stomach absorbs all the acid

• Your stomach lining protects you against burns

• The hydrochloric acid in your stomach is different from the hydrochloric acid you would find in a chemistry lab

What is chyme?

• A particular type of digestive enzymes

• What food is called after it has been digested by the stomach

• A chemically active part of the small intestine

• The passage that leads from the small intestine to the large intestine

What might happen if you had your pancreas removed?

• Your intestines might have trouble breaking down food

• Your stomach might have trouble producing hydrochloric acid

• You would not be able to chew properly

• You would have trouble producing saliva

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The part of the digestive system where most chemical digestion takes place.

• stomach

• large intestine

• small intestine

• mouth

Waves of muscle contractions that push food toward the stomach.

• digestion

• periostome

• peristalsis

• mechanical digestion