Which best describes the way the digestive and muscular systems are

related?

• Swallowed food is pushed through the esophagus.

• The diaphragm, above the intestines, inflates and deflates.

• Nutrients are transported to the bones to help them function.

• The heart absorbs oxygen and nutrients from various parts of the

  body.

Why is the digestive system so important for the human body?

• It circulates blood to all of the organs.

• It moves oxygen through the lungs and into the blood.

• It carries away waste products from the place they are created.

• It breaks food into nutrients and moves the nutrients into the blood.

What role does the circulatory system provide to the digestive system?

• It releases waste into the blood.

• It transports nutrients to cells.

• It moves food through the intestines.

• It transports food particles to the muscles.

Which part of the digestive system helps move food into your stomach?

• trachea

• esophagus

• small intestine

• liver

Which part of the digestive system removes the nutrients from the food we eat?

• large intestine

• esophagus

• small intestine

• gall bladder

In what way are the digestive and circulatory systems alike?

• Both protect organs in the body.

• Both control movement of the body.

• Both absorb gases or nutrients into the body.

• Both provide structural support for the body.

Which organ absorbs any remaining water and turns food into waste?

• large Intestine

• small Intestine

• liver

• pancreas

Which is NOT a function of the Digestive System?

• To rid the body of solid waste
• Absorb nutrients for energy and growth

• Break down nutrients from food
• Pump blood around the body

Where does digestion begin?

• mouth

• esophagus

• stomach

• small Intestine

Which example best shows structures that make up the digestive system in the human body?

• heart, blood, vessels

• nose, trachea, lungs

• brain, spinal cord, nerves

• esophagus, stomach, intestines