Chapter 8 - Lesson 2

Question 1

What are two specific fuctions of fat within the body?

Answer 1

provides insulation and temperature regulation, major storage form of energy

Question 2

What is the most concentrated source of energy?

Answer 2

dietary fat; 9kcal/gram; more than two times the number of calories in carbs & proteins at 4kcal/gram

Question 3

What are fatty acids that cannot be synthesized, or not in adequate amounts, and, therefore have ot be consumed in the diet? - they include omega-3 and omega-6 fatty acids.

Answer 3

essential fatty acids

Question 4

What are fat-soluble vitamins?

Answer 4

a compound or molecule can be dissolved into fat; vitamins A, D, E & K

Question 5

What is named based on the position of the first double bond in the carbon chain, Carbon 3, an essential polyunsaturated fatty acid that is found in fish, seafood, flaxseed oil, and walnuts?

Answer 5

Omega-3s

Question 6

What is named based on the position of the first double bond in the carbon chain, Carbon 6, an essential polyunsaturated fatty acid that is found primarily in plant oils such as corn, soybean, and safflower?

Answer 6

Omega-6s

Question 7

What is EPA?

Answer 7

Eicosapentaenoic acid; essential omega-3 fatty acid found in marine sources including fish and krill, serves as a precursor to various compounds that have anti-inflammatory activities in the body in addition to serving as structural components of the brain and eye tissue.

Question 7

Where is EPA found?

Answer 7

in marine sources

Question 8

What is DHA?

Answer 8

docosahexaenoic acid; the essential omega-3 fatty acid found in marine sources including fish and krill, highly abundant in the human brain, eyes, and sperm cells.

Question 9

What do the compound lipids include?

Answer 9

phospholipids and lipoprotiens

Question 10

Where is colestorol produced?

Answer 10

liver; obstained aslo from food like eggs, cheese and shellfish

Question 11

What are the fat-solubel vitamins?

Answer 11

A, D, E & K; hydrophobic

Question 12

A thin, soft, pliable layer that acts as a boundary, lining, or partition around an organism or cell is call __.

Answer 12

membrane