1
Q
Hydrofobic
A
Not soluble in water (organic compunds)
2
Q
Tryglycerids composed by…
A
1 glycerol and 3 fatty acids
3
Q
They give…
A
Long term energy
4
Q
Main tryglycerides:
A
Fats, oils and waxes
5
Q
Fats
A
- Animal origin
- Solids
- Saturated
- Single bonds
6
Q
Oils
A
- Vegetal origin
- Liquid
- Unsaturated
7
Q
Waxes
A
- Long chain fatty acid
- Long chain monoalcohol
- Ester bond
8
Q
Phospholipids
A
Like a fat but with a phosphate group (PO4)3
9
Q
They…
A
Control the flow of material in & out of the cell
10
Q
Steroids
A
Non-saponificable lipids
11
Q
Main steroids:
A
Cholesterol and Hormones
12
Q
Good Cholesterol
A
HDL
- Cell membranes
- Produce: Bilis, Vitamine D, Hormones
13
Q
Bad Cholesterol
A
LDL
-Clog arteries and circulatory system problems
14
Q
Hormones help…
A
- communication processes between cells
- keep all body processes working corretly
15
Q
1 fat =
A
9 calories per gram
16
Q
Lipids to be included in diet:
A
30%
17
Q
Most abundant steroid in animals…
A
Cholesterol
18
Q
They establish communication processes between cells…
A
Hormones
19
Q
Anabolic steroids
A
Derivatives of testosterone (estrogen)
Polymers
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