Exam 1: The Macronutrients

When nitrogen intake equals nitrogen excretion, __________ has been achieved.

Lignin is an example of a water-soluble dietary fiber.

All of the following are nutritious dietary carbohydrate sources except:

Proteins play a role in regulating the acid-base quality of body fluids.

A cis unsaturated fatty acid forms in margarine when one of the hydrogen atoms moves to the opposite side of the double bond.

The disaccharide sucrose forms from the union of:

Not a benefit of dietary fiber.

Well-balanced vegetarian diets generally provide abundant carbohydrates.

Glycogen reserves may be depleted by all of the following except:

Cholesterol is a __________.

Lipoproteins are primarily made up of unsaturated fatty acids.

Adequate carbohydrate intake provides a sparing effect on the body's lean tissue.

Amylopectin represents a form of lipid in which individual fatty acids link together in highly branched form.

The American Heart Association recommends a cholesterol intake of no more than __________ mg daily.

If energy intake falls below total energy expended during intense training, even protein intake above recommended values may fail to maintain nitrogen balance.

Athletes who train heavily generally have greater difficulty obtaining adequate calories on a vegetarian diet compared to a nonvegetarian diet.

__________ makes margarine solid at room temperature.

Eating a diversity of plant foods (grains, fruits, and vegetables) supplies all of the essential amino acids.

A well-nourished 80-kg person stores approximately __________ g of carbohydrates.

On a worldwide basis, proteins represent the most prevalent source of calories.