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