Thyroid and Adrenal Glands Flashcards
Describe the structure of the thyroid gland
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What cells make up the thyroid gland - what do these cells make?
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What is the axis involved with the thyroid
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What are the roles of the hormones produced by the thyroid gland
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What is the active form of the hormone in the thyroid gland
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What element do follicular cells need
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How much of Thyroxine is made
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How much of Triiodothyronine is made
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Describe how the Thyroid hormones are regulated
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What is Hyperthyroidism
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What is Graves’ disease
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What is Thyrotoxicosis
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How is Thyrotoxicosis recognised
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What are the symptoms of hyperthyroidism
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What is Hypothyroidism
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What is Thyroiditis
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What can cause hypothyroidism
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What are the symptoms of hypothyroidism
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Describe the radioiodine uptake test
- examining thyroid gland
- determines speed and scope of absorption go iodine by the thyroid gland
- dose of radioiodine given on empty stomach
- control dose dissolved in cup
- using a gamma counter, activity of isotope absorbed by the gland is measured
8-22% after 2 hrs
15-28% after 4 hrs
25-48% after 24 hrs