Aim: Lipids, Fats, & Oils Warm-up: HW:

World’s Largest Man Jon Minnoch 1400 lbs.

Lipids Examples fats oils waxes hormones sex hormones testosterone (male) estrogen (female) 2003-2004

Lipids Function: Energy Storage USED for: Cell membrane Cushion organ very concentrated twice the energy as carbohydrates! USED for: Cell membrane Cushion organ Insulates body think whale blubber! 2003-2004

Formation of Lipids Lipids are made up of 1 glycerol and 3 fatty acids

Unsaturated Fats Saturated Fats Good BAD!!!

Saturated fats Most animal fats Limit the amount in your diet Solid at room temperature Ex: Butter, Bacon Fat Limit the amount in your diet Contributes to heart disease Deposits in arteries 2003-2004

Fatty Acids Fit over one another LIKE LEGOS

Make SEX HORMONES & parts of cell membrane Cholesterol -Not ALL bad … TOO MUCH is BAD!!! Make SEX HORMONES & parts of cell membrane

Unsaturated fats Plant, vegetable & fish fats liquid at room temperature the fat molecules don’t stack tightly together Better choice in your diet

Unsaturated fat- Does not fit well together

Saturated Unsaturated

saturated unsaturated ✓ 2003-2004