Fats/lipids by Natasha Louise Tanudji https://padlet.com/ntan7875_3/dke4lacs10ci9vxq Tutorial 2 By Avon Liu, Weiqi Xiao and Tash Tanudji en-us 2022-01-19 02:01:35 UTC 2023-05-19 13:15:33 UTC hello@padlet.com Structure ntan7875_3 https://padlet.com/ntan7875_3/dke4lacs10ci9vxq/wish/1999350186 Fats are just one type of lipid. Lipid molecules do not mix well with water because they are hydrophobic and nonpolar. 

A fat molecule (aka triacylcglycerol or triglycerides) is made of 2 parts: glycerol backbone and 3 fatty acid tails. 

Glycerol is a small organic molecule containing 3 OH groups.

A fatty acid consists of a long hydrocarbon chain and a carboxyl group.]]> 2022-01-19 02:14:31 UTC https://padlet.com/ntan7875_3/dke4lacs10ci9vxq/wish/1999350186 Function ntan7875_3 https://padlet.com/ntan7875_3/dke4lacs10ci9vxq/wish/1999350284 - Cushions internal and reproductive organs
- Carrier for fat soluble vitamins (A, D, E, K)  and phytochemicals 
- Important in reproductive health
- make up part of the cell membrane]]> 2022-01-19 02:14:35 UTC https://padlet.com/ntan7875_3/dke4lacs10ci9vxq/wish/1999350284 Adult daily requirements ntan7875_3 https://padlet.com/ntan7875_3/dke4lacs10ci9vxq/wish/1999350464 The dietary requirement intake (DRI) for adults is 20% to 35%.

This is approximately 44-77g of fat per day (assuming a total of 2000 calories are consumed).]]> 2022-01-19 02:14:44 UTC https://padlet.com/ntan7875_3/dke4lacs10ci9vxq/wish/1999350464 Energy content ntan7875_3 https://padlet.com/ntan7875_3/dke4lacs10ci9vxq/wish/1999350605 The energy values are 37 kJ/g (9.0 kcal/g) for fat]]> 2022-01-19 02:14:51 UTC https://padlet.com/ntan7875_3/dke4lacs10ci9vxq/wish/1999350605 Fun fact #1 ntan7875_3 https://padlet.com/ntan7875_3/dke4lacs10ci9vxq/wish/1999350714 Children need fat to grow, fat is essential to our survival]]> 2022-01-19 02:14:57 UTC https://padlet.com/ntan7875_3/dke4lacs10ci9vxq/wish/1999350714 Fats https://padlet.com/ntan7875_3/dke4lacs10ci9vxq/wish/1999351210 also called lipids]]> 2022-01-19 02:15:21 UTC https://padlet.com/ntan7875_3/dke4lacs10ci9vxq/wish/1999351210 Fun fact #2 ntan7875_3 https://padlet.com/ntan7875_3/dke4lacs10ci9vxq/wish/1999352082 Eating healthy fats can prevent weight gain. Monosaturated and polyunsaturated fats are the good ones found in peanut butter, almonds, flaxseeds, and walnuts. Eating these can lower bad cholesterol and reduce belly fat.]]> 2022-01-19 02:16:09 UTC https://padlet.com/ntan7875_3/dke4lacs10ci9vxq/wish/1999352082 Types of fats ntan7875_3 https://padlet.com/ntan7875_3/dke4lacs10ci9vxq/wish/1999355966
In order from the most healthiest to least healthiest:
Monounsaturated fat
Polyunsaturated fat
Saturated fat
Trans fat ]]> 2022-01-19 02:19:16 UTC https://padlet.com/ntan7875_3/dke4lacs10ci9vxq/wish/1999355966 Examples of fatty food sources ntan7875_3 https://padlet.com/ntan7875_3/dke4lacs10ci9vxq/wish/1999365010 - Avacado
- Nuts
- Margarine spread
- Oils
- Dark chocolate
- Fatty fish
- High fat dairy products like ice cream
- Beef, pork, lamb ]]> 2022-01-19 02:26:13 UTC https://padlet.com/ntan7875_3/dke4lacs10ci9vxq/wish/1999365010 Fun fact #3 yliu6984 https://padlet.com/ntan7875_3/dke4lacs10ci9vxq/wish/1999372453 Fat provides more than twice the amount of usable energy than carbohydrates or protein.]]> 2022-01-19 02:32:07 UTC https://padlet.com/ntan7875_3/dke4lacs10ci9vxq/wish/1999372453 Fun fact #4 yliu6984 https://padlet.com/ntan7875_3/dke4lacs10ci9vxq/wish/1999373211 Muscle weighs more than fat. So the more muscle you build, the easier it would become for you to burn calories and maintain your weight.]]> 2022-01-19 02:32:45 UTC https://padlet.com/ntan7875_3/dke4lacs10ci9vxq/wish/1999373211 Health risks from high fat intake ntan7875_3 https://padlet.com/ntan7875_3/dke4lacs10ci9vxq/wish/1999378833 Greater fat, intake is a major cause of obesity and hypertension, diabetes, and gallbladder disease. 

Higher fat intake may heighten the risk of breast cancer directly through increased blood estrogen levels and/or secondarily through increased obesity.]]> 2022-01-19 02:37:06 UTC https://padlet.com/ntan7875_3/dke4lacs10ci9vxq/wish/1999378833 What is cholesterol? ntan7875_3 https://padlet.com/ntan7875_3/dke4lacs10ci9vxq/wish/1999382703 Cholesterol is a fat-like substance produced in the body and found in foods. 

Inside our body, cholesterol is used to build cell walls and produce some hormones.

However, eating too much cholesterol can damage your arteries and increase your risk of heart disease.]]> 2022-01-19 02:40:16 UTC https://padlet.com/ntan7875_3/dke4lacs10ci9vxq/wish/1999382703 Fun fact #5 yliu6984 https://padlet.com/ntan7875_3/dke4lacs10ci9vxq/wish/1999384326 Fat cells do not disappear, they only shrink. Working out and losing weight only shrinks your fat cells and does not reduce the count.]]> 2022-01-19 02:41:33 UTC https://padlet.com/ntan7875_3/dke4lacs10ci9vxq/wish/1999384326