Minerals Flashcards

1
Q

Which elements biochemical function is to participate in the metabolism of iodine and to be part of glutathione peroxidase (is a crucial antioxidant enzyme that protects cells from oxidative damage)

A

Selenium

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2
Q

Which elements biochemical role is to be part of thyroid gland hormones (thyroxine (T4) and triiodothyronine (T3)?
T3 and T4 increase the basal metabolic rate (BMR), which determines how much energy the body uses at rest. They effect body weight.

A

Iodine

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3
Q

What are Biochemical roles of Zinc (Zn) and Cu (copper)?

A
  • catalytic activities: metalloenzymes (enzymes containing metals, which are important for catalytic activity)
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4
Q

Which element is used for oxygen transport and oxygen storing in muscle tissue, also is an important constituent of enzymes (catalase, peroxidase)

A

Iron

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5
Q

Which chemical elements biochemical role is to store energy (ATP) and also used as activation of substances in ezyme- catalysed reactions.

A

Phosphorus

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6
Q

What are magnesium and calcium biochemical roles?

A

effect on muscle activity (Ca – activation of myosin)
blood coagulation (Ca – fibrinogen → fibrin transformation)
* enzymes activation (Mg – phosphatases, kinases)

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7
Q

Whar are bochemical roles for potassium and sodium?

A
  • maintaining of osmotic pressure (Osmotic pressure controls water movement across cell membranes, helping to maintain the balance of fluids inside and outside the cell.
  • effect on muscle activity
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8
Q

What does adsorbtion rate mean?

A

The absorption rate in metabolism refers to the rate at which nutrients, drugs, or other substances are taken up into the bloodstream or cells after they have been ingested or introduced into the body.

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