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Home Ec > Minerals > Flashcards

Minerals Flashcards

1
Q

Functions of calcium

A

Bone and teeth formation
Blood clotting
Muscle and nerve functioning
Enzyme activity

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2
Q

Calcium deficiency

A 
Osteomalacia
Rickets
Osteoporosis
Muscle spasms
Haemorrhaging
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3
Q

Sources of calcium

A 
Flour
milk, cheese
sardines
white bread
cabbage, spinach
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4
Q

Factors that assist calcium absorption

A 
Vitamin D
Phosphorus
Amino acids
Lactose
Oestrogen
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5
Q

Factors that inhibit calcium absorption

A 
Phytic acid
Oxalic acid
Fibre
Saturated fatty acids
Lack of oestrogen/vitamin D/Phosphorus
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6
Q

Functions of Iron

A

Haemoglobin
Transports oxygen
Efficient functioning of enzymes

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7
Q

Iron deficiency

A

Anaemia
Lack of energy
Breathlessness

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8
Q

Sources of Iron

A

Haem: meat, chicken, liver

Non-haem: fish, eggs, cereals, broccoli, cabbage

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9
Q

Factors that assist iron absorption

A

Vitamin C

Hydrochloric acid

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10
Q

Factors that inhibit iron absorption

A

Phytic acid
Oxalic acid
Fibre
Tannins

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11
Q

Functions of zinc

A

General good health
Metabolism of protein or carbs
Enzyme activity

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12
Q

Zinc deficiency

A

Delayed mental and physical development
Slow healing of wounds
Skin problems

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13
Q

Sources of zinc

A

Meat
milk
bread
seafood

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14
Q

Functions of iodine

A

Manufacture of thyroxine

Regulates metabolism

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15
Q

Iodine deficiency

A

Lack of thyroxine
Goitre
Slow mental and physical growth in children

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16
Q

Sources of iodine

A 
Seafood
seaweed
milk
eggs
meat
17
Q

Functions of sodium

A

Transmission of nerve impulses
Regulates water balance
Normal muscle activity

18
Q

Sodium deficiency

A

Low blood pressure

Tiredness

19
Q

Sources of sodium

A 
Marmite
Salt
Snack food
smoked meat
fish
20
Q

Functions of potassium

A

Protein metabolism
Nerve transmission
Muscular contraction

21
Q

Potassium deficiency

A

Muscular weakness
Fatigue
Cardiac arrest

22
Q

Sources of potassium

A 
Meat
milk
wholegrain cereals
fish
bananas

Home Ec (32 decks)

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