Micronutrients Flashcards

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1
Q

Micronutrients cannot often be easily stored so _ is required

A

Small, constant supply

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2
Q

The many millions of biochemicals used by all forms of life are primarily composed of _

A

4 elements

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3
Q

The 4 elements are _ (4)

A

Hydrogen

Carbon

Nitrogen

Oxygen

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4
Q

Metabolic process requires several other elements which can be collected as _

A

Minerals

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5
Q

Just four elements make up _ percent of human body

A

96 percent

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6
Q

_ present in our bodies in tiny quantities but we cannot survive without them (s,p)

A

Sodium

Potassium

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7
Q

_ present in our bodies in tiny quantities but we cannot survive without them (c,s)

A

Chlorine

Sulfur

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8
Q

_ present in our bodies in tiny quantities but we cannot survive without them

A

Magnesium

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9
Q

Other elements in our bodies make up _ percent

A

3.5

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10
Q

Hydrogen make up _ percent of our body

A

9.5

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11
Q

Nitrogen makes up _ percent of our body

A

3.5

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12
Q

Carbon makes up _ percent of our body

A

18.5

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13
Q

Oxygen makes up _ percent of our body

A

65

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14
Q

Magnesium is central component in _

A

Chlorophyll

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15
Q

Positive ions of sodium used to make _ used in nerves and muscles

A

Electrical pulses

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16
Q

Negative ion of chloride work against _ to neutralize electrical difference (2)

A

Potassium

Sodium

17
Q

Phosphorus is a component in energy carriers such as _ used by cells

A

ATP

18
Q

Sulfur is a component of several

A

Amino acids

19
Q

Positively charged sodium ions used with _ to create tiny electrical differences (voltages), across membranes

A

Positive potassium ions

20
Q

_ one of most abundant minerals in living bodies

A

Calcium

21
Q

Calcium ions used in metabolism but also used as structural material for (2)

A

Bone

Shell

22
Q

Plants don’t need _ just minerals

A

Vitamins

23
Q

There are many elements such as _ detected in tiny amounts in living tissue (3)

A

Zinc

Selenium

Iodine

(Trace elements)

24
Q

Trace elements are not often understood, some may simply be _

A

Impurities