other 3 trace minerals Flashcards

1
Q

What are some functions of Zn?

A
  • cofactor for 300+ enzymes (including SOD)
  • folate digestion
  • immune function
  • bone formation
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2
Q

What mineral is part of Metallothionein?

A

Zn

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3
Q

What are good sources of Zn?

A

oysters, seafood, meat

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4
Q

What deficiency do you have if you have a diminished taste mechanism? also dermatitis?

A

Zn

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5
Q

What symptom is seen with Zn toxicity?

A

metallic taste in mouth

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6
Q

Zn is required for digestion of ____ and ____.

A

folate and protein

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7
Q

Zn is required to release what from the liver?

A

vit. A

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8
Q

What compound decreases zinc absorption?

A

folic acid

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9
Q

What mineral is part of ceruloplasmia - iron transport?

A

Cu

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10
Q

What are 2 other functions of Cu?

A
  • cofactor for superoxide, catecholamines, serotonin
  • synthesis of ATP( cytochrome C)
  • cross linking of collagen
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11
Q

Cytochrome C contains __ copper atoms per molecule.

A

3

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12
Q

What are good sources of Cu?

A

liver and oysters

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13
Q

What is the disease associated with Cu deficiency?

A

Menkes syndrome

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14
Q

What are symptoms seen with Cu deficiency?

A
  • anemia
  • skin/hair depigmentation
  • neutropenia (impaired immunity)
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15
Q

A Kayser-Fleischer ring is seen around cornea in what disease? due to toxicity of what?

A

wilson’s disease; Cu tox.

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16
Q

Supplements of ______decrease copper absorption, while _______ supplements increase copper excretion.

A

Zn; molybdenum

17
Q

Whats the major function of F?

A

strengthens teeth by reducing cavities

18
Q

Sources of F?

A

fluoridated water/toothpaste and tea

19
Q

What is a symptom of F deficiency?

A

dental caries

20
Q

Whats a F toxicity called?

A

Fluorosis

21
Q

What are signs of Fluorosis?

A

mottling of teeth, pitting of bones