Biological Science

Chapter 40: Animal Nutrition

Conceptual Review

This is an on-line version of the same Conceptual Review questions included at the end of the chapter in your textbook. Use this version to quickly and easily submit your work to your instructor or teaching assistant.

1. Why is it logical that digestive enzymes are produced in an inactive form and then activated in the lumen of the digestive tract?  

To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

2. The text claims that cichlid pharyngeal jaws are adaptations that increase feeding efficiency. Do you accept this conclusion? Why or why not?  

To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

3. How was it established that gastric juice is acidic and that the stomach's primary function is the digestion of proteins?  

To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

4. What features are responsible for the large surface area of the small intestine? Why is it important that this organ have such a large surface area?  

To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

5. Diabetes mellitus is a disease that results from disruption of mechanisms for maintaining homeostasis in blood-glucose concentrations. Explain this statement.  

To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

 




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