Fats / Lipids

Question 1

Name 7 functions of Fat

Answer 1

1. Structural component of cell membrane
2. Source of Energy Storage
3. Absorb & Carry Fat Soluble Vitamins
4. Lubricates & Protects
5. Source of Essential Fatty Acids (EFA)
6. Insulator (prevents heat loss)
7. Transport of nutrients & metabolites across membranes

Question 2

Name 3 types of Fat

Answer 2

1. Simple (Triglycerides)
2. Compound (Lipoproteins)
3. Derived (Sterol Compounds)

Question 3

What are the three types of simple fat (triglycerides)

Answer 3

1. Saturated
2. Monounsaturated
3. Polyunsaturated

Question 4

The third type of fat is derived (sterol compounds). This includes Cholesterol. What are three functions of Cholesterol?

Answer 4

1. Form bile salts for fat digestion
2. Precursors for steroid hormones
3. Protection from water loss and foreign substance invasions through the skin

Question 4

Which type of fat transports fats through the blood stream?

Answer 4

Lipoproteins

Question 5

EFA

Answer 5

Essential Fatty Acids

Question 6

What are the three types of essential fatty acids

Answer 6

1. Alpha-Linoleic Acid (Omega 3)
2. Linoleic Acid (Omega 6)
3. Arachidonic Acid (Omega 6)

Question 7

Which Omega fat is the only non essential fatty acid

Answer 7

9 (saturated)

Question 8

Which one of the EFAs can be converted to Arachidonic Acid in most animals except friggen cats

Answer 8

Linoleic Acid

Question 9

Which EFA is found in vegetable oils

Answer 9

Linoleic Acid (Omega 6)