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Vignette #1 Jack has just returned from the hospital where his father is recovering from a heart attack. The doctors told Jack that his dad’s atherosclerosis is very serious. Jack and his wife, Melanie, are worried about Jack’s father and also are starting to think about Jack’s risk of having heart disease in his lifetime. He sets up an appointment at his doctor’s office and has his blood lipid levels evaluated for the first time. Let’s see if you can answer some of the questions that Jack and Melanie have. Jack lacks control over which risk factor?

Entry of chyme into the small intestine is controlled by the _________.

Vignette #2 Bob is committed to losing weight but knows little about nutrition. He has heard his friends discussing types of fat, such as saturated and unsaturated. He has no idea what the terms mean or how they relate to his health and diet. He also has read that the most important improvement a person can make in his or her diet is to eat less cholesterol. Let’s answer these questions and help Bob understand this topic better. Bob read an article about fat and its relationship to health. He learned that ______.

Most sodium in the typical U.S. diet comes from _________ .

Sasha wants to consume 30 percent of her total calories from fat and she eats 1800 calories per day. What is the maximum number of fat grams she should eat?

Four friends are dining out, and the waiter brings their orders, but one of them is wrong. Which person’s order is incorrect?

Entry of chyme into the small intestine is controlled by the _________.

In general, changing one’s diet by substituting complex carbohydrates in place of refined foods with added sugars typically results in a diet that is ________.

Vitamin ____ is important for collagen formation to ensure joint integrity.

The volume of an empty stomach is about ____, but its capacity can increase to about ____ after eating or drinking.