Nutrition

what are the components of the triglyceride structure?

• (3) glucose + (1) fatty acid

• (1) glucose + (3) fatty acids

• (3) glycerol + (1) fatty acids

• (1) glycerol + (3) fatty acids

Fat is used as a

• structural material for human hair

• structural component of cell membranes

• source of energy

• precursor to sex hormones

• b through d above

The major fat-digesting enzyme is:

• salivary amylase

• pepsin

• gastric lipase

• pancreatic lipase

• pancreatic amylase

If saturated fatty acids predominate in a fat, the fat will be:

• a good source of essential fat 18:3 (linolenic)

• liquid at room temperature

• always rich in cholesterol

• solid at room temperature

• c and d above

Compared to soybean oil, hydrogenated soybean oil:

• contains trans fat

• is higher in cholesterol

• is more resistant to oxidation (more stable)

• a and c above

• b and c above

Which of the following contain cholesterol?

• palm oil

• avocado

• yogurt

• margarine (partially hydrogenated vegetable oil)

• coconut oil

A person with BMI of 40vis considered obese.

• true

• false

typical plant fats, such as sunflower oil and corn oil, are ____ in form and ____ in polyunsaturated fatty acid content (choose the best combination of terms for the respective characteristics)

• solid / high

• solid / low

• liquid / high

• liquid / low

All three fatty acids in any given triglyceride are always identical (i.e. all of the triglycerides in beef fat are made of three stearic fatty acids and one glycerol)

• true

• false

Fat's insolubility in water influences the following process(es)

• digestion

• absorption

• transport through the circulation

• all of above