Minerals (Leaving Cert Biology): Flashcards
📚Flashcards
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15 cards from this deck
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Practise the cards
15 cards from this deck
What are minerals?
What are minerals?
Inorganic nutrients needed in small amounts
Can living organisms make minerals?
Can living organisms make minerals?
No, must obtain from external sources
Function of calcium & phosphorus
Function of calcium & phosphorus
Bones and teeth
Function of iron
Function of iron
Blood (haemoglobin formation)
Functions of magnesium
Functions of magnesium
Enzymes and chlorophyll
Function of iodine
Function of iodine
Thyroid hormone production
Sodium & potassium role in nerves
Sodium & potassium role in nerves
Nerve impulse transmission
Calcium & magnesium role in muscles
Calcium & magnesium role in muscles
Muscle contraction and relaxation
Minerals' role in pH control
Minerals' role in pH control
Maintain correct pH levels in cells/organs
Minerals as enzyme cofactors
Minerals as enzyme cofactors
Help enzymes work & maintain shape
Calcium & fluorine structural role
Calcium & fluorine structural role
Strong bones and teeth
How plants obtain minerals
How plants obtain minerals
Absorb from soil through roots
How animals obtain minerals
How animals obtain minerals
Eating plants or other animals
Dietary sources of calcium
Dietary sources of calcium
Dairy products, dark green vegetables
Dietary sources of iron
Dietary sources of iron
Red meat, eggs, wholegrains, green veg