**Superfoods Flashcards

(57 cards)

1
Q

how do legumes help diabetes 2

A

high fibre, low GL ass with less risk of developing

improves blood glucose control, lowers insulin secretion and delays hunger which reduces obesity - risk factor for diabetes.

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2
Q

3 ways legumes help CVD

A

high fibre reduces cholesterol
high folate reduces homocysteine
high Mg reduces BP

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3
Q

how to legumes help cancer

A

saponins
protease inhibitors
phytic acid
slows tumour growth

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4
Q

what are beta glucans

A

water soluble polysaccharide fibre

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5
Q

how to oats lower cholesterol

A

beta gluons bind with bile acids on gut and increase faecal bile excretion = ^ LDL clearance

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6
Q

how do oats help diabetes to stabilise glucose/insulin levels

A

BGs ^ viscosity of food in small intestine, delays absorption which reduces peak post prandial plasma glucose/insulin levels.

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7
Q

how to beta glucans control appetite

A

delays stomach emptying
prolonging fullness
stabilising blood glucose

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8
Q

how are cranberries helpful in UTIs - what other fruit does this?

A

proanthocyanidins interfere with bacterial adherence to unary tract epithelial cells by wrapping around e coli.
Blueberries

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9
Q

1 litre + a day of cranberry juice could cause

A

renal calculi

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10
Q

given their ability to wrap around bacteria and preventing adherence & colonisation, which 2 other conditions are cranberries useful for

A

Periodontal disease - plaque bacteria

H pylori

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11
Q

which 2 enzymes to Goji berries boost

A

SOD

Glutathione peroxidase

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12
Q

highest on ORAC of any fruit/veg

A

Acai

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13
Q

as antioxidant name 2 conditions Acai useful for

A

ageing

chronic disease

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14
Q

historical uses of Acerola Cherry

A
boosts immune sx
protects against infection
cholesterol
regulates BP
prevents atherosclerosis
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15
Q

3 current uses for Acerola Cherry

A

cancer
cholesterol
inhibits Cox enzymes like NSAIDS

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16
Q

besides being anti-cancer & anti-tumour, how are blueberries helpful with ageing

A

reduce normal oxidative cellular damage that occurs with ageing

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17
Q

how do tomatoes help prostate cancer

A

high serum lycopene levels ass with reduces prostate cancer risk

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18
Q

3 conditions that pomegranate can help

A

atherosclerosis
cholesterol
prostate cancer

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19
Q

what in oranges helps them to decrease formation of calcium based renal calculi

A

citrate

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20
Q

what in oranges lowers the risk of hypertension/stroke

A

high potassium

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21
Q

how do oranges help asthma

A

improve lung function

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22
Q

why are grapefruit good for CVD prevention

A

anti arrhythmic effect

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23
Q

what do we need to remember when eating grapefruit and on meds

A

inhibits Ph 1 enzymes

increases bioavailability of some drugs - toxicity

24
Q

how does the soluble fibre in apples normalise bowel function

A

pectin absorbs water, provides bulk - helps with diarrhoea and constipation

25
why careful with apple seeds
contain hydrogen cyanide
26
what is the fat profile of olive oil
70% 09 sat fat 6 3
27
how is olive oil good for the heart
vaso-dilating anti-platelet prevents LDL oxidation > atherosclerosis
28
how is olive oil antiinflamm
lowers cytokines
29
enzyme released when garlic is chewed or chopped that forms allicin
allinase
30
4 safety concerns with garlic
lowers BP uncontrolled bleeding digestive issues allergy
31
3 ways garlic good for CVD
decreases cholesterol synthesis by hepatocytes inhibits HMG CoA reductase enzyme anti-platelet
32
2 ways garlic good for detox
inhibits Ph 1 induces Ph 2 increases glutathione synthesis
33
why are bitter flavours of cruciferous veg good for digestion
increase HCL & saliva production by increasing gastrin production - also increase peristalsis
34
what enzyme is released when cruciferous veg is chopped/chewed which releases the anti-cancer glucinosolates
myrosinase
35
2 ways that cruciferous veg are anti cancer
glucosinolates | increase Ph 2 enzymes
36
3 ways chlorophyll prevents cancer
binds to carcinogens reducing their absorption from GIT, reducing amount that reaches susceptible tissues antioxidant inhibits Ph 1, ^ Ph 2 - less exposure to carcinogens
37
popular uses for barley grass
``` skin diseases asthma anaemia diabetes osteoarthritis obesity hypercholesteroleamia etc ```
38
what gives wheatgrass its anti cancer and wound healing properties
chlorophyll
39
what gives wheatgrass its antibiotic activity
agropyrene
40
what gives wheatgrass its antioxidant/anti inflamm activity
apigenin
41
popular uses wheatgrass
``` haemoglobin production diabetes wound healing detoxing liver/blood ^ BP improving digestion gout ulcerative colitis cancer etc ```
42
how much protein in spirulina
65%
43
which mineral in spirulina is highly bioavailable
Fe
44
2 side effects spirulina
digestive upset | can worsen auto immune disorders
45
what could happen in spirulina contaminated with microcystin
``` hepatoxicity jaundice D & V shock death ```
46
how is spirulina helpful for allergies
inhibits mast cell-mediated allergic reactions | increases IgA in GIT without increasing IgG/IgE
47
therapeutic uses chlorella
antiviral boosts immune sx heavy metal detox constipation
48
side effect corainder
may increase sun sensitivity
49
therapeutic use coriander
mobilises heavy metals stored in brain/spinal cord - moves them to connective tissues, chloral athen binds
50
how is artichoke helpful in dyspepsia
artichoke leaf extract reduces abdominal discomfort and dyspepsia sx
51
how is artichoke helpful in IBS
antiemetic spasmolytic carminative
52
side effect artichoke
may worsen bile obsytuction/bile stones by ^ bile flow
53
how does capsaicin help with pain perception
binds to nociceptors in skin, creating itching, burning sensation and vasodilating skin vessels - depletes substance P
54
therapeutic uses chilli
migraine/headaches GI mucosa protective (alcohol/NSAIDS) Pain - RA. osteoarthritis, shingles, fibromyalgia, diabetic neuropathy improves swallowing reflexes in elderly
55
how to flax seeds help prevent enterohepatic recirculation of cholesterol
as a bulk forming laxative
56
benefit of cacao
reduces systolic & diastolic BP
57
side effect of cacao
caffeine | high arginine - herpes