Nutrition Midterm (Chapter 6)

Chase is a 22-year-old college student. According to recommendations of the Acceptable Macronutrient Distribution Range (AMDR), fat should comprise ________% of his total energy intake each day.

20 to 35

Which of the following fatty acids is an essential fatty acid?

Alpha-linolenic acid

Which of the following foods is naturally a rich source of monounsaturated fatty acids?

Canola oil

Which of the following characteristics or conditions increases a person's risk of cardiovascular disease (CVD)?

Hypertension

Cholesterol ________.

is essential to health

A scientist has isolated a fatty acid that has 26 carbons bonded together. All of the carbon atoms in the chain are connected by single bonds. The only other elements in the compound are hydrogen and oxygen. Based on this information, the compound is a(n) ________ fatty acid.

saturated

Sarah consumes approximately 2000 kcal/day. According to recommendations of the Dietary Guidelines for Americans, she should limit her saturated fat intake to fewer than ________ kcal/day.

200

Which of the following lipoproteins contains the highest percentage of cholesterol?

LDL

Which of the following foods is naturally a rich source of polyunsaturated fatty acids?

Soybean oil

Which of the following statements is true?

The cholesterol carried by oxidized LDL is taken up by certain arterial cells and deposited in plaque. A fatty acid has a chain of carbons bonded to each other and to hydrogen atoms.

Omega-3 fatty acids ________.

are polyunsaturated fatty acids

________ acid is an omega-3 fatty acid.

eicosapentaenoic

A scientist has discovered a new molecular compound that is a long chain of 26 carbons bonded together, with a methyl group on one end and an acid group on the other end of the molecule. The compound does not contain any nitrogen or sulfur atoms. Based on this information, the compound is a(n) ________.

fatty acid

Most lipids have ________ in their chemical structures. fatty acids

fatty acids

The body uses cholesterol to make __________.

steroid hormones