Digestive System - Peraza

This is an image of the

• stomach
• small intestine
• esophagus
• large intestine

What is the function of the digestive system?

• to break down and absorb nutrients
• to support and protect our bodies
• to produce vitamin D
• to help us move

Which of the following correctly describes the purpose of digestion?

• To break down complex food molecules into simple soluble molecules

• To make complex food molecules from simple soluble molecules

• To make use of simple soluble food molecules

• To remove complex food molecules from the body

Large food molecules need to be broken down to be small enough to pass through cell membranes.

• True

• False

Tags

NGSS.MS-LS1-7

Where does carbohydrate digestion begins?

• liver

• mouth

• oesophagus

• stomach

Tags

NGSS.MS-LS1-7

Which of the following kills bacteria in the human alimentary canal?

• gastric juice

• mucus

• pancreatic juice

• saliva

Which of the following is not a final product of digestion?

• Maltose

• fatty acids and glycerol

• amino acids

• glucose

A part of digestive system that secretes bile for emulsifying fats

• Liver

• Lungs

• Gall Bladder

• Pancreas

Which organ stores bile?

• stomach

• gallbladder

• pancreas

• liver

Which type of digestion produces physical change to the food by breaking food into smaller pieces?

• chemical
• peristalsis
• mechanical
• saliva