Science 7 Vocab Quiz: Digestive System

a muscular tube that helps move food from the mouth to the stomach

• stomach

• esophagus

• pancreas

• nutrients

a substance such as a fat, a protein, or a carbohydrate that a living thing needs to survive

• stomach

• esophagus

• nutrients

• pancreas

a large gland behind the stomach that secretes digestive enzymes into the small intestine

• stomach

• esophagus

• pancreas

• nutrients

an organ of the digestive system that makes chemicals to help the body break down fats and rid itself of harmful substances

• mouth

• liver

• saliva

• large intestine

the part of the intestine that runs between the stomach and the large intestine; absorbs nutrients from food

• mechanical digestion

• chemical digestion

• large intestine

• small intestine

physically breaking the food into smaller pieces; begins in the mouth as the food is chewed

• chemical digestion

• large intestine

• small intestine

• mechanical digestion

breaking down food into simpler nutrients that can be used by the cells; begins in the mouth when food mixes with saliva

• chemical digestion

• large intestine

• mechanical digestion

• small intestine

a muscular organ in the body where chemical and mechanical digestion take place

• stomach

• nutrients

• pancreas

• esophagus

the opening at the end of the digestive tract where feces exit the body

• saliva

• pancreas

• esophagus

• anus

last part of the intestine that is wider and shorter than the small intestine; reabsorbs water from food and forms feces

• small intestine

• large intestine

• chemical digestion

• mechanical digestion