Fats Flashcards

(52 cards)

1
Q

Calories per gram

A

9

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2
Q

Most energy dense macronutrient

A

Lipid

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3
Q

90% dietary fats are in the form of

A

Triglicéridos

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4
Q

Combination of different building blocks
Glycerol + fatty acids

A

Triglicéridos

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5
Q

Classified as

A

Saturated
Unsaturated (mono,poly or trans unsaturated)

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6
Q

Contain no double bonds

A

SFA
Saturated fatty acids

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7
Q

One bond

A

MUFA
Monounsaturated fatty acids

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8
Q

More than one double bond

A

PUFA
Polyunsaturated fatty acids

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9
Q

Polyunsaturated classification

A

Omega 3
Omega 6

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10
Q

Negatively affect LDL (bad) cholesterol levels,
Higher risk of heart disease

A

Saturated

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11
Q

Negatively affect blood lipids,
Increase risk of heart disease (much)

A

Transunsaturad

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12
Q

Replacing saturated fats with unsaturated fats

A

Can improve cholesterol levels and reduce the risk of heart disease

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13
Q

which are liquid at room temperature, are
considered beneficial fats because they can improve blood
cholesterol levels, ease inflammation, stabilize heart rhythms, and
play a number of other beneficial roles

A

Unsaturated fats

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14
Q

These fats are liquid at room temperature but may
solidify when chilled. They are abundant in foods like olive oil, avocados, and nuts. Eating these foods may help lower LDL cholesterol
Keep HDL cholesterol levels high

A

Monounsaturated

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15
Q

Essential
Vegetales oils, seafood
May reduce LDL cholesterol ir replace it for saturated fat

A

Polyunsaturated

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16
Q

found in foods from plants like soybean oil,
canola oil, walnuts, chia seeds and flaxseed. They are also found in fatty
fish and shellfish.

A

Omega 3

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17
Q

found mostly in liquid vegetable oils like
soybean oil, corn oil, and safflower oil.

A

Omega 6

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18
Q

Most common 3 types of omega 3

A

EPA
Docosahexaenoic acid
ALA

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19
Q
A

EPA

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20
Q

Eicosapentaenoic acid (EPA): This 20-carbon fatty
acid’s main function is to produce chemicals called
eicosanoids, which help reduce inflammation. may also help reduce symptoms of depression.

A

EPA

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21
Q

A 22-carbon fatty acid, makes up about 8% of brain weight and contributes to brain development and function.

A

Docosahexaenoic acid
DHA

22
Q

Alpha-linolenic acid :

23
Q

This 18-carbon fatty acid can be converted into EPA and DHA. ITappears to benefit the heart, immune system, and nervous system.

24
Q

Omega 6 most common

A

Linoleic acid

25
Body convert linleic acid to
AA Arachidonic acid
26
healthy ratio of omega-6 to omega-3 fatty acids
Go between 1-to-1 and 4-to-1
27
tend to have high melting points, usually making them solid at room temperature (butter, coconut oil)
Saturated fat
28
These fats are artificially produced through hydrogenation processes and are commonly found in processed foods like margarine, fried foods, and baked goods
Trans fat
29
Partially hydrogenated oil (Margarine)
Trans
30
Raise bad LDL and lower good HDL Create inflammation, which has been implicated in heart disease, stroke, diabetes, and other chronic conditions. Contribute to insulin resistance Can have harmful health effects even in small amounts – for each additional 2 percent of calories from trans fat consumed daily, the risk of coronary heart disease increases by 23%.
Trans
31
Most concentrated source of energy
Fat
32
Fat is a carrier for the…
Fat-soluble vitamins A D E n K
33
The membranes around the cells in our body are mainly made of
phospholipids, triglycerides and cholesterol.
34
Brain is rich in fat —%
60%
35
Fatty acid composition of the brain
Is unique ,, DHA major brain fatty acid
36
Where else there is high concentration of DHA
Retina
37
Other biological functions
- Insulating and protecting vital organs, as well as providing cushioning for joints. - Precursor for the synthesis of hormones and other bioactive molecules: LA and ALA can be converted to compounds with hormone-like or inflammatory properties (such as prostaglandins or leukotrienes, respectively)
38
Sources of mono and polyunsaturated fats
Olive oil, fatty fish, nuts, seeds, avocados
39
Limit intake of
Saturated fats
40
Avoid
Trans fats
41
Adult % of their energy intake from fat
20-35%
42
G for women of saturated fat
22
43
G for men of saturated fat
28
44
% of total energy taken from saturated fat
10%
45
% of total energy taken from trans fat
1%
46
G for women of trans
2g
47
G for men for trans
3G
48
Visceral fat that accumulates around the organs in the abdomen is particularly associated with higher risk of developing these diseases
Obesity
49
Where is located in humans, the fat tissue
Under the skin Subcutaneous fat Around organs Visceral fat Bone marrow Breast tissue
50
Small blood vessels and fat cells
Adipocytes
51
What does the adipocytes produce and secrete that are important for immune responses in host defense and play role in lipid metabolism
proteins and other molecules such as leptin, adiponectin, TNF-α, IL-6, and IL-1β
52
Tips on fats
Vegetable oil Boil, stream or bake Lean cuts of meat, trim visible fat avoid process food - trans fat Limit consumption of saturated fat