All About Fats & Oils
Complete the sentence: Fats don't dissolve in ___________.
Water
Which type of triglyceride is a "bad" fat?
Saturated Fat
Which type of triglyceride is a "good" fat?
Unsaturated Fat
What are two ways to reduce your risk of cardiovascular disease?
Be more physically active, quit smoking, manage stress, reduce alcohol intake, replace saturated fats with unsaturated fats
What are two functions of fats in cooking?
Heat transfer, adds flavor, adds texture, emulsions
What are 2 functions of fats?
Energy source, maintaining cell membranes, producing hormones, insulating, vitamin absorption, brain health.
Which fats are liquid at room temperature?
Unsaturated fats
What is the structural difference between saturated and unsaturated fats?
Saturated fats have no double bonds, unsaturated have at least one.
What is atherosclerosis?
Buildup of plaque in the arteries
What is the difference between reduced and low fat?
Reduced fat: 25% less fat than original
Low Fat: less than 3 grams of fat per serving
How many calories per gram are in fats?
9
Which fat makes up the most fat in your body?
Triglycerides
What is one food that contains saturated fats and one that contains unsaturated?
Saturated: butter, animal fats, cake, etc.
Unsaturated: Oils, avocados, fish, etc.
What are two heart healthy diet tips?
Eat less red meat, eat more essential fatty acids, use less salad dressing, oil instead of butter, etc.
What is an emulsifier? What's an example?
Keep emulsions together; egg yolk, mustard, honey
Name 3 examples of fats.
Triglycerides (saturated, unsaturated, trans), Cholesterol, Phospholipids
Where does most of the cholesterol from our bodies come from?
Produced by our bodies
What are the two examples of essential fatty acids?
Omega-3. Omega-6
What is LDL and what does it do to the body?
Bad cholesterol, increases total cholesterol
What is an emulsion?
Mixture that contains a nonpolar lipid and a polar water-based liquid
Describe the structure of a triglyceride.
1 glycerol and 3 fatty acids.
What is one function of essential fatty acids?
Reduces inflammation, brain development, heart health
What is the function of phospholipids?
Makes up cell membranes
What is HDL and what does it do to the body?
Good cholesterol, removes LDL from body and reduces total cholesterol
What happened to each of the three variations of salad dressing when put in a strainer? (Oil, vinegar, and oil with vinegar and emulsifier)
Oil: stayed on lettuce due to waxy covering on lettuce
Vinegar: Did not stay on lettuce. Dripped through.
Oil + Vinegar + Emulsifier: Nothing dripped through. Emulsifier kept oil and vinegar together.