Essential Macronutrients: Videos & Practice Problems

Which of the following is a lipid that is not soluble in water, can be consumed in animal products and synthesized by the body, and is capable of accumulating in the inner lining of arteries to impede blood flow?

Which of the following is an accurate statement about dietary fiber?

Animal fats such as tallow and shortening are typically solid at room temperature; these fats are composed mostly of which type of fatty acids?

The polysaccharide that animals store in the liver and skeletal muscles and rapidly break down to release glucose for immediate use is

High intake of dietary fiber is considered beneficial for preventing several health problems. They may help decrease the risk of all of the following EXCEPT:

Which type of fiber is commonly found in apples, oats, and legumes, forms a viscous gel when mixed with water, and is metabolized by bacteria in the large intestine?

Which blood lipoprotein is associated with a LOWER risk of atherosclerosis because it helps remove cholesterol from artery walls?

True or False: Carbohydrates are the most energy-dense nutrient per gram in the human diet. If false, correct the statement.

After eating a meal rich in fruit and table sugar, the body converts all forms of simple sugars into which common monosaccharide used for cellular energy?

Marcus follows a vegan diet and plans to base his meals on brown rice, black beans, almonds, and sunflower seeds for the week. Combining two or more of these plant foods in a single meal will most directly provide him with:

Which term best describes a grain that still contains the germ, bran, and endosperm?

Jamal grilled a fillet of mackerel for dinner and sprinkled ground flaxseed over a side of steamed vegetables. This meal is rich in:

Which of the following best explains why protein requirements are increased during pregnancy, serious infection, and recovery from surgery or burns?

True or False: Rapidly increasing dietary fiber intake can cause cramping or bloating. If false, correct the statement.

Which of the following statements best describes dietary fiber, its health benefits, and common food groups that are high in fiber?

Which strategy best ensures that a person obtains complete proteins when consuming only plant-based foods?

Which macronutrient supplies energy most rapidly for immediate use and routine everyday activities?

Which cooking oil contains the greatest proportion of saturated fat?

Which health concern was the primary reason the U.S. Food and Drug Administration removed partially hydrogenated oils from the GRAS (Generally Recognized as Safe) list?

Which of the following nutrients is needed for making new skin, blood cells, and bone matrix during growth?

The chief storage form of fat in the body is:

Maria's doctor explains that she has developed plaque in her arteries due to atherosclerosis. Which component is primarily responsible for this buildup in her blood vessel walls?

What is the recommended percentage of total daily calories that should come from fat for adults, according to current guidelines?

Substituting monounsaturated fats for saturated fats in the diet is most likely to result in which of the following effects?

From the options listed below, which item most commonly supplies a substantial amount of omega-3 fatty acids?

True or False: Table sugar is classified as a processed carbohydrate.

True or False: Flavonoids in citrus fruits and onions are classified as phytochemicals.

True or False: Probiotics seem to enhance the microbial balance in the colon and support its overall health.

True or False: Most saturated fats are derived from plants and tend to remain liquid when kept at room temperature.

Which statement best reflects current evidence about coconut oil and blood lipids?