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Nutrition 120 > Chapter 1 > Flashcards

Chapter 1 Flashcards

1
Q

What is nutrition?

A

Science that studies all the interactions that occur between living organisms and food.

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2
Q

Food provides what?

A

Energy and nutrients.

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3
Q

What is the Canadian Community Health Survey?CCHS

A

A recent survey of Canadian health including eating habits. 35000 Canadian in 2000 and continues to collect data annually

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4
Q

What are the 6 classes of nutrients?

A
  1. Carbohydrates
  2. Lipids
  3. proteins
  4. water
  5. Vitamins
  6. Minerals.
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5
Q

Describe three general function of nutrient?

A

Provide energy
Forming structures
Regulating body function.

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6
Q

Describe how diet-gene interaction affects health

A

Yes inherit tendency

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7
Q

What are essential nutrients?

A

What our body can’t make, but we need or it doesn’t make enough.

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8
Q

Foods where nutrients are added is called what?

A

Fortified

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9
Q

What are phytchemical?

A

Substances in plant foods that are not essential but may not be essential.

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10
Q

What are zoochemical.

A

Animal stuff that might be health promoting, but is not essential.

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11
Q

What are energy yielding nutrients?

A

Carbohydrates
Lipids
Protein
(Alcohol)

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12
Q

What are the macronutrient?

A

Water and energy yielding

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13
Q

What are micronutrients?

A

Vitamins and minerals. And they are needed in small amounts.

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14
Q

What is organic/not organic molecules?

A

Organic: carbon hydrogen bonds

Non organic: no bonds

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15
Q

How much energy per gram from carbohydrates?

A

4

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16
Q

How many kilocalories/gram for lipids.

A

9

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17
Q

How many kcalorie/gram for protein?

A

4

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18
Q

What are legumes?

A

Starchy seed plants. Grow from ground.

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19
Q

What is metabolism?

A

The sum of chemical reactions in living things

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20
Q

What is homeostasis?

A

A stable internal environment.

21
Q

According to portion distortion how many times have today serving size is increased in 20 years?

A

2 to 3 times

22
Q

Which enzyme breaks down the triglycerides into glycerol and fatty acids

A

lpl

23
Q

Which statement best distinguishes between hepatic portal circulation and lymphatic system with respect to nutrient transport?

A

Patrick portal circulation transports water soluble nutrients directly from the small intestine nine to the liver well the lymphatic system transports fat soluble nutrients from the small intense tied directly to the circulatory system.

24
Q

Hepatic portal circulation carries nutrients from the small intestine to what organ organ?

A

the liver

25
Q

Which statement best describes the absorption of nutrients?

A

From the cells of the small intestine nine amino acids and glucose pass into the bloodstream well long chain fatty acid’s pass into the lymphatic system!

26
Q

Which of the following accessory organs releases its secretions into the G.I. tract? :
galley bladder tank for you is salivary gland all of the choices are correct?

A

All

27
Q

Which of the following is a good source of omega-3 and I’ll make a six fatty acid’s?

A

Walnuts walnuts

28
Q

A strong correlation exists between an increased risk of colon cancer and what type diet.

A

Animal fat

29
Q

What is the consequence of the oxidation of LDL’s

A

Recruitment of macrophages with scavenger receptors to the site of oxidation increased inflamation of foam cells.

30
Q

What is the effect of a decrease in the ability of LDL receptors to bind into LDL

A

Increased risk of a Theodore atherosclerosis

31
Q

What is the function of the HDL particle

A

It picks up cholesterol from little pro proteins in the blood and transport it to the liver and organs that synthesize steroid hormones

32
Q

Which is a characteristic of eicosanoids

A

Hormone like compounds synthesized from omega-3 and omega six fatty acids needed to regulate many body processes

33
Q

What is the effect of high levels of HDL’s in the blood

A

Reduced risk of heart disease!

34
Q

Which statement best distinguishes between Clymo microns and the VLDL’s.

A

Chylomicrons are formed in the small intestine from there and truth in Fattic system the VLDL’s or formed in the liver and from there into the bloodstream

35
Q

Which of the following cannot be directly absorbed in the small intestine and transported in blood for delivery to cells

A

Long chain fatty acid’s

36
Q

Which is a characteristic of clotchylomicrons

A

They transport lipids from the mu call Saul cells of the small intestine to other body cells they are absorbed into the lymphatic system they are formed by the intestinal coastal sell all of the choices are correct

37
Q

Droplet of dietary fat found in the lumen of the small intestine containing fatty acids monoglyceride cholesterol and fat soluble vitamins cold by compote synthesized in the liver what is being described?

A

Michelle

38
Q

What is the end of the fatty acid chain containing a methyl group called

A

Hey Ruben Omega

39
Q

Of the following dietary lipids what one is most heart healthy

A

Canola oil

40
Q

Which is an omega-3 fatty acid

A

18 2 N

41
Q

Alpha linolenic acid is an example of what type of fatty acid

A

Omega-3 fatty acid

42
Q

How do we describe our diet

A

In terms of food and nutrients

43
Q

Name an organic compound.

A

Vitamin C

44
Q

Which of the following diseases is not closely related to dietary factors.

A

Pneumonia

45
Q

What food is most nutrient dense

A

HBroccoli

46
Q

There. Are two kinds of fats

A

Linolenic acid and alpha linalaic acid

47
Q

What kind of fat is most abundant in the food in the body

A

Triglycerides lipid group +3 fatty acid chains

48
Q

Cholesterol is a type of

A

Proteins are responsible for the growth and maintenance of body structures and regulation

49
Q

What is nutrient density

A

Pick foods that are hiring nutrients and lower in calories

Nutrition 120 (11 decks)

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