Digestive System

Front

Absorption

Back

The movement of molecules from the small intestine into the bloodstream.

Front

Assimilation

Back

The process of absorbing and using nutrients in the body.

Tags

NGSS.MS-LS1-7

Front

Chemical digestion

Back

Uses digestive juices and enzymes to break down food at the molecular level.

Front

Ingestion

Back

Taking food into the mouth.

Front

Mechanical digestion

Back

The physical breakdown of food into smaller pieces through chewing or churning in the stomach.

Front

Nutrient

Back

The chemicals which are found in food that the body needs for growth and repair of tissues.

Tags

NGSS.MS-LS1-7

NGSS.MS-LS2-3

Front

Peristalsis

Back

Smooth muscular movements which push the food along the digestive tract.

Front

Which organ is the primary site for nutrient absorption?

Back

Small intestine

Front

Which structure in the digestive system is primarily involved in the reabsorption of water?

Back

Large intestine

Front

What is the function of bile in the digestive system?

Back

It emulsifies fats