Which of the following profoundly increases a person's risk for heart disease and stroke?
A) A high level of HDL cholesterol
B) A low intake of fatty acids
C) Obesity or being overweight
D) Consumption of dietary fiber
Q. 2Ketogenesis occurs when _____.
A) fatty acid availability is low
B) glucose availability is low
C) ketones are in excess
D) essential proteins are required
Q. 3Margarine is a substitute for butter and is insoluble in water. However, margarine is soluble in turpentine. Margarine is solid at room temperature and metabolizes to produce high calories. Given these properties, margarine is most likely an example of a(n) _____.
A) fat
B) oil
C) protein
D) vitamin
Q. 4Which of the following is a function of adipocytes?
A) They act as the source of phospholipids.
B) They act as a reservoir for ketone storage.
C) They act as the point of synthesis of linoleic acid in the body.
D) They act as a reservoir of energy by accumulating large amounts of triglycerides.
Q. 5The term _____ refers to a diverse and important category of organic macronutrients that are relatively insoluble in water and tend to be soluble in organic solvents such as acetone and turpentine.
A) protein
B) lipid
C) vitamin
D) mineral
Q. 6__________is an example of a conditionally essential fatty acid during infancy.
A) Stearic acid
B) Myristic acid
C) Palmitoleic acid
D) Docosahexaenoic acid
Q. 7The end of a fatty acid that contains the carboxylic acid group is called the _____.
A) gamma ( ) end
B) omega ( ) end
C) beta ( ) end
D) alpha ( ) end
Q. 8The Acceptable Macronutrient Distribution Ranges (AMDRs) recommend that 20 to 30 percent of energy should come from lipids. Given that the caloric requirement per day is approximately 2,000 kcal, how much kilocalories of energy should come from lipids?
A) 750 kcal
B) 600 kcal
C) 200 kcal
D) 350 kcal