Human Systems

Which muscular organ pushes food toward the stomach after it is chewed and swallowed in the mouth?

• esophagus

• stomach

• large intestines

• small intestines

Does the mouth produce a liquid that helps break down and moisten food before swallowing? If so, what is that liquid called?

• Salivary glands

• Salvia

• mucus

• enzymes

This gland produces a liquid that helps break down food in the mouth.

• salivary gland

• muscular gland

• esophagus gland

• respiratory gland

The digestive system helps break down food in our bodies.

• True

• False

Food must be digested in order for the blood to use it properly.

• True

• False

a body fluid in humans and other animals that delivers necessary substances such as nutrients and oxygen to the cells and transports metabolic waste products away from those same cells.

• esophagus

• digestion

• blood

• small intestine

the organ where water and minerals from food are removed and absorbed into the bloodstream

• large intestine

• stomach

• blood

• small intestine

a long coiled organ where digestion takes place

• stomach

• gall bladder

• pancreas

• small intestine

The muscular tube that pushes food toward the stomach.

• tongue

• heart

• esophagus

• small intestines

The major organ system that breaks down food into nutrients that the body can use to grow and develop

• Respiratory system

• Circulatory system

• digestive system