Nutrition Flashcards

1
Q

triglycerides composed of

A
  • glycerol

- 3 fatty acids

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2
Q

role of saturated fats on LDL concentration

A
  • raise LDL concentration
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3
Q

where do we see saturated fats?

A
  • diary
  • butter
  • tropical oils
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4
Q

when saturated fats were substituted, which had the greatest result in reducing LDLs

A
  • PUFA - 25% (polyunsaturated)

- MUFA - 15% (monounsaturated)

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5
Q

diets that focus on reasonable amount of saturated fat and not on a single nutrient

A
  • DASH

- Mediterranean

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6
Q

effect of monounsaturated fatty acids on LDL

A
  • do not raise LDL

- improve other aspects of HDL and triglycerides

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7
Q

role of omega-6 fatty acids on blood lipids

A
  • increased cholesterol synthesis; increased conversion to bile salts
  • increase LDL receptor synthesis
  • decrease conversion of VLDL to LDL
  • inhibits fatty acid synthase activity
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8
Q

omega 3 fatty acids are found in

A
  • fish oil

- fish

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9
Q

effect of omega 3 fatty acids on blood lipids

A
  • suppress induction of enzymes in fatty acid and triglycerides synthesis
  • increased LPL activity and inhibits apo C3
  • increases reverse cholesterol transport
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10
Q

cholesterol is found in foods of _____ origin

A
  • animal
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11
Q

role of plant sterols on LDL cholesterol

A
  • lower LDL cholesterol
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12
Q

what arises mainly from the industrial hydrogenation of unsaturated fats in oils to increase in their shelf life

A
  • trans fats
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13
Q

trans fats affect on LDL

A
  • raise LDL cholesterol
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14
Q

mediterranean diet pattern

A
  • high monounsaturated fats
  • more legumes, whole grains, cereals, fruit, vegetables, and fish
  • less meat and processed foods
  • moderate milk consumption
  • low red wine consumption
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15
Q

high blood pressure level

A
  • 130/80
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16
Q

pre-hypertension level

A
  • 120/80
17
Q

DASH diet emphasizes foods high in

A
  • potassium
  • magnesium
  • calcium
  • fiber
18
Q

goal of DASH diet

A
  • lower BP

- low sodium diet

19
Q

individuals with diabetes commonly have

A
  • dyslipidemia

- hypertension

20
Q

results of intensive lifestyle intervention on cardiovascular events in obese people with diabetes

A
  • not associated with reduced cardiovascular events
21
Q

myristic acid, palmitic acid, and stearic acid are all examples of what kind of dietary lipid

A
  • saturated fats
22
Q

palmitoleic acid and oleic acid are examples of what kind of dietary lipid

A
  • monounsaturated fat
23
Q

linoleic acid and g-linoleic acid are what kind of dietary lipid

A
  • omega-6
24
Q

current issue with omega-6

A
  • linoleic acid can be converted to arachidonic acid

- arachidonic acid can produce proinflammatory compounds

25
Q

a-linolenic acid, eicosapentaenic acid, and docohexaenoic acid are what kind of dietary lipid

A
  • omega-3
26
Q

overall result of omega-6

A
  • decrease LDL cholesterol
  • decrease total cholesterol
  • decrease triglycerides
27
Q

overall result of omega-3

A
  • decrease triglycerides

- increase HDL cholesterol