Q: Which equation would you use to calculate the grams of fat recommended for a 2,200 calorie diet, if 35% of calories should come from fat?

$$ (2,200 \times 0.35) \div 9 $$

Q: Which equation correctly calculates the maximum grams of saturated fat for a 2,000 calorie diet if the recommendation is less than 7% of calories?

$$ (2,000 \times 0.07) \div 9 $$

Q: A person consumes 2,800 calories daily. What is the recommended range of fat intake in grams per day, according to the AMDR (20–35%)?

$$ (2,800 \times 0.20) \div 9 = 62.2 $$ grams to $$ (2,800 \times 0.35) \div 9 = 108.9 $$ grams

Question 1

Which of the following best describes the structural difference between triglycerides and phospholipids?

Accepted Answer

Triglycerides have three fatty acids attached to a glycerol backbone, while phospholipids have two fatty acids and a phosphate group attached to a glycerol backbone.

Question 2

Which equation would you use to calculate the grams of fat recommended for a 2,200 calorie diet, if 35% of calories should come from fat?

Accepted Answer

$$ (2,200 	imes 0.35) \div 9 $$

Question 3

Which lipoprotein is responsible for removing cholesterol from the body and delivering it to the liver for excretion?

Accepted Answer

High-density lipoprotein (HDL)

Question 4

A patient is advised to reduce their risk of heart disease by dietary changes. Which of the following is LEAST effective?

Accepted Answer

Increasing intake of saturated fats

Question 5

Which of the following statements about cholesterol is TRUE?

Accepted Answer

The body makes all the cholesterol it needs, so dietary cholesterol is not required.

Question 6

Which equation correctly calculates the maximum grams of saturated fat for a 2,000 calorie diet if the recommendation is less than 7% of calories?

Accepted Answer

$$ (2,000 	imes 0.07) \div 9 $$

Question 7

Which of the following is a function of fat in the body?

Accepted Answer

Insulation to maintain body temperature

Question 8

Which of the following food sources is highest in monounsaturated fatty acids?

Accepted Answer

Olive oil

Question 9

Trans fats are created through which process, and what is their effect on cholesterol?

Accepted Answer

Hydrogenation; they raise LDL and lower HDL cholesterol

Question 10

Which of the following is an essential fatty acid and a precursor to eicosanoids?

Accepted Answer

Linoleic acid

Question 11

A person consumes 2,800 calories daily. What is the recommended range of fat intake in grams per day, according to the AMDR (20–35%)?

Accepted Answer

$$ (2,800 	imes 0.20) \div 9 = 62.2 $$ grams to $$ (2,800 	imes 0.35) \div 9 = 108.9 $$ grams

Question 12

Which of the following is a major risk factor for heart disease that cannot be controlled?

Accepted Answer

Family history

Question 13

Which of the following dietary changes is most effective in lowering LDL cholesterol?

Accepted Answer

Consuming more soluble fiber-rich foods

Question 14

Which of the following statements about fat substitutes is correct?

Accepted Answer

Most fat substitutes are carbohydrate-based and use plant polysaccharides.

Question 15

Which of the following is a real-world example of a food rich in omega-3 fatty acids?

Accepted Answer

Salmon

Question 16

Which of the following best explains why unsaturated fats are liquid at room temperature?

Accepted Answer

They contain one or more double bonds, causing kinks in the fatty acid chains that prevent tight packing.

Question 17

Which of the following is a function of phospholipids in the body?

Accepted Answer

Forming the cell membrane bilayer

Question 18

Which of the following is a property of sterols?

Accepted Answer

They have a four-ring structure and are precursors to vitamin D.

Question 19

Which of the following is a recommended strategy for reducing the risk of atherosclerosis?

Accepted Answer

Minimize saturated fats and trans fats in the diet

Question 20

Which of the following is a real-world application of dietary recommendations for pregnant women regarding fish consumption?

Accepted Answer

Pregnant women should avoid swordfish, shark, king mackerel, and tilefish due to high mercury levels.

Fats, Oils, and Other Lipids: Structure, Function, and Health Implications

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