Micronutrients Flashcards

0
Q

B2

A
Riboflavin
Energy release
Eggs, cereals, milk, yeast, meat
Swollen tongue, dry skin
Sun kills it
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1
Q

B1

A
Thiamin
Energy release, growth of nerves
Cereals, yeast, eggs, milk
Beri Beri
Destroyed in cooking
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2
Q

B3

A

Niacin
Energy release, lowers fat levels in blood
Same as 1+2 sources
Pellagra- diarrhoea, dermatitis, dementia

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3
Q

B4

A

Pantothenic acid
Energy release
Loads of sources

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4
Q

B6

A

Pyridoxine
Helps use protein, fats, carbs
Loads of food sources
Anaemia, headaches, weak, skin problems

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5
Q

B9

A

Folic acid
Needed 12 weeks of pregnancy and pre-conception
Green leafy veg, liver, potatoes, fruit, asparagus, beans, wholegrain, nuts, seeds,
Baby born with spinabifida

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6
Q

B12

A

Cyanocobalamin
Protects nerve cells/ makes new ones
Only in animals except in soya beans- tempeh- vegan issue
Anaemia, nerve problems

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7
Q

Vitamin C

A

Ascorbic acid
40 mg a day
Absorption of iron, production of collagen, antioxidant
Citrus fruits, broccoli, frozen peas, spinach, potatoes
Anaemia and scurvy
Destroyed in cooking

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8
Q

Vitamin A

A

Retina or beta carotene
Eye sight, antioxidant, healthy skin, growth and development
Retinol- milk, cheese, butter, oily fish, liver
Beta carotene- carrots, tomatoes, dark green leafy veg, red peppers
Too much is poisonous- face deformities in pregnancy
Night blindness

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9
Q

Vitamin D

A

Cholecalciferol
Absorption of calcium, development of strong bones and teeth, peak bone mass
Liver, oily fish, butter, cheese, milk, eggs, margarine
Rickets/ osteomalacia

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10
Q

Vitamin E

A

Tocopherol
Antioxidant, healthy cell walls, reduce cancer risk
Veg oils, lettuce, seeds, avocados, grasses, peanuts, wheat germoil

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11
Q

Vitamin K

A

Blood clotting

Leafy veg, cheese, liver, bacon, green tea, asparagus,

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12
Q

Calcium

A

Bone strength, growth for kids, blood clotting, muscle nerves
Milk and dairy but not butter or cream, wholegrain, nuts, lentils, green leafy veg
Osteomalacia, rickets, tetany

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13
Q

Iron

A

Red blood cells, oxygen around the body
Haem in meat, non haem from veg
Anaemia

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14
Q

Sodium

A

Controls water levels, energy use, nerves, muscles
Raw food, sodium chloride is salt, sodium bicarbonate is a raising agent, mono sodium glutamate is a Chinese flavouring
Sodium x 2.5= salt

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15
Q

Fluoride

A

Bone strength

Tea, sea water

16
Q

Iodine

A

Thyroxine production- hormone to control metabolic rate

Sea food, milk, dairy foods, plant foods

17
Q

Water

A

70% of the body
Lubricates joints, keeps tubes moist, metabolic reactions, body fluids
1-2 litres a day
Lack- irritability, poor memory, constipation, kidney probs, lethargy, reduced learning ability
More needed- ill, diarrhoea, vomiting, sweating, lactation

18
Q

Fibre

A

Cereals, lentils, beans, fruit, veg
18g a day
Can’t be digested
Prevents constipation and bowel cancer, lowers blood cholesterol, diverticulitis

19
Q

Government tips

A

Starchy foods,fruit and veg, fish twice a week, reduce fat and sugar, eat less salt, drink lots of water, don’t skip breakfast, be active and have a healthy weight

20
Q

Malnutrition

A

Overweight or underweight

Obesity, coronary heart disease, high blood pressure, diabetes, osteoporosis, cardiovascular disease, cancer

21
Q

Obesity

A

Positive energy balance

Heart, breathing, cancer, arthritis, high blood pressure

22
Q

Coronary heart disease

A

When atheroma and high cholesterol blocks the blood vessels to the heart, shortage of oxygen, attack, angina, death
Risk factors- smoking, alcohol, fatty food, stress, obesity, high blood pressure, no exercise

23
Q

Cardiovascular disease

A

Blood vessels blocked in heart, brain, leg, lung diseases
Leads to strokes
Risk factors- smoking, alcohol, fatty, salty, sugary food, stress, blood cholesterol, no activity

24
Q

High blood pressure

A

Systolic pressure- pressure in the arteries when the heart pushes blood out
Diastolic pressure- pressure in the heart when it rests- lower number
Good 110/70 bad 140/90

25
Q

Diabetes

A

Type 1- Inherited, genetic
Type 2- lifestyle- obesity, old age, no physical activity
When the pancreas doesn’t produce enough glucose
Symptoms- thirst, frequent loo trips, tiredness, weight loss, blurred vision
Leads to- blindness, numb hands and feet, skin damage

26
Q

Osteoporosis

A

In the menopause, lack of oestrogen
Peak bone mass not reached
Bones break easily
Curves the spine

27
Q

Cancer

A

Tumour- abnormal cell growth
Reduce the risk- ACE vitamins, less red meat, processed meat, avoid smoking, drinking, healthy body weight, avoid chemicals, don’t be obese
Risks- family history, age and factors above