Digestive System

What organ is responsible for the majority of the absoption that occurs in the digestive system?

• large intestine

• small intestine

• stomach

• oral cavity

Which of the following structures is NOT part of the digestive system?

• esophagus

• larynx

• stomach

• pharynx

The teeth and tongue of the oral cavity break foodstuff down physically. This is an example of

• mechanical digestion

• chemical digestion

• absorption

• peristalsis

Which of the following answers correctly sequences the pathway food takes from the beginning to end?

• mouth, esophagus, stomach, small intestine, large intestine

• mouth, esophagus, stomach, large intestine, small intestine

• mouth, stomach, esophagus, small intestine, large intestine

• mouth, stomach, esophagus, large intestine, small intestine

What is an example of chemical breakdown?

• Chewing
• Saliva
• Peristalsis

Tags

NGSS.MS-LS1-7

What begins the process of mechanical breakdown?

• the mouth
• the esophagus
• the pancreas

What begins the process of chemical breakdown?

• Liver
• Salivary glands
• Colon

Tags

NGSS.MS-LS1-7

What pushes food from the mouth to the stomach?

• Stomach
• Gall bladder
• Esophagus

Which of the following is NOT an example of CHEMICAL digestion?

• chewing your food into small pieces 
• stomach acid dissolving food
• bile breaking down fats in the small intestine
• salvia changing starch into sugar in your mouth

Tags

NGSS.MS-LS1-7

How do digested nutrients get to the body cells?

• Nutrients are absorbed through the mouth directly into the body cells
• Nutrients are absorbed through the villi in the small intestine into the blood stream
• Nutrients are absorbed by the large intestine and changed into vitamins
• Nutrients are absorbed directly through the stomach into the body cells

Tags

NGSS.MS-LS1-7