Iodine Flashcards

1
Q

what are its three functions? Iodine

A

 Thyroid hormones

 Regulates body temperature, metabolism  Reproduction and growth

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2
Q

what are the three details of its function in thyroid hormones? Iodine

A

 Increase:

  • BMR
  • O2 used
  • Energy release from glucose & fatty acids
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3
Q

what are the two deficiency symptoms? Iodine

A

Hypothyroidism, Goiter

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4
Q

what is goiter? Iodine

A

enlarged thyroid gland, deficiency symptom

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5
Q

what are the two things that happen in children with Hypothyroidism and what is it? Iodine

A

Cretinism: mental retardation, stunted growth; deficiency symptom

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6
Q

what are the five things that happen with mild Hypothyroidism in adults and what is it? Iodine

A

mild: decreased body temperature, cold

intolerance, weight gain, fatigue, sluggishness; deficiency symptom

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7
Q

what are the five things that happen with severe Hypothyroidism in adults and what is it? Iodine

A

myxedema: husky voice, low BMR; deficiency symptom

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8
Q

what is Cretinism and what are the two things that happen if you have it? Iodine

A

the deficiency symptom in children that have Hypothyroidism; mental retardation, stunted growth

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9
Q

what is myxedema and what are the two things that happen if you have it? Iodine

A

the deficiency symptom in adults that have severe Hypothyroidism; husky voice, low BMR

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10
Q

what the DRI? Iodine

A

150 μg

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11
Q

what is the toxicity disease? Iodine

A

Hyperthyroidism (Graves’ disease)

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12
Q

what are the five things that happen in the toxicity disease of Hyperthyroidism (Graves’ disease)? Iodine

A

 Increased BMR up
to 100%  Nervousness  Increased appetite
and weight loss  Racing heartbeat  Protruding eyeballs

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13
Q

what are the three main food sources? Iodine

A

saltwater fish, iodized salt, bakery goods

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