This document is a study guide worksheet focused on the human digestive system, featuring review questions and matching exercises related to digestive organs and processes. It is designed for educational purposes, helping students understand key concepts in biology. The content is structured to facilitate learning and assessment.
Name: ______________________ Date: ____________
A few Review Questions on the Digestive Tract and Glands
1. Label: Based on what you have learned, identify the organs of the human digestive system.
2. Why is it important that the mouth and stomach are near the start of the digestive system?
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3. Match: Match each structure, chemical, or process to its function.
_____ Amylase A. Upper section of the small intestine
_____ Peristalsis B. Muscular tube connecting the throat and stomach
_____ Duodenum C. Organ that produces a variety of digestive enzymes
__I___ Lymphatic vessel D. Chemical that breaks up large fat droplets
_____ Anus E. Muscular contractions that push food through the
digestive system
_____ Large intestine F. Enzyme that starts to digest proteins in the stomach
_____ Esophagus G. Opening through which wastes are eliminated
_____ Pepsin H. Produces hydrochloric acid in the stomach
_____ Pancreas I. Transports absorbed fatty acids to the bloodstream
_____ Parietal cell J. Organ that absorbs water and vitamin K
_____ Bile K. Enzyme that breaks down starches into simple
carbohydrates
4. In humans, the small intestine can be over 8 meters (26 feet) long. Why do you think this
organ is so long? __________________________________________________________
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