10. List and summarize the physiological roles of individual B vitamins in the body, name the consequences of deficiencies, and list their most important food sources.

11. Suggest foods that can help to ensure adequate vitamin intakes without providing too many calories.

12. Identify both valid and invalid reasons for taking vitamin supplements.

13. Describe the body’s water sources and routes of water loss, and name factors that influence the need for water.

14. Compare and contrast the health effects of various sources of fluid.

15. Discuss why electrolyte balance is critical for the health of the body.

16. Identify the major minerals important in human nutrition and their physiological roles in the body, the consequences of deficiencies, and their most important food sources. 17. Identify the trace minerals important in human nutrition and their physiological roles in the body, the consequences of deficiencies, and their most important food sources.