7359994
Description
Quiz by Nada Medhat, updated more than 1 year ago
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Created by Nada Medhat
over 7 years ago
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Question 1
Question
In which of the following conditions is it most likely that the
TSH response to TRH will be reduced?
Answer
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hypothyroidism due to tissue resistance to thyroid hormone
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hypothyroidism due to disease destroying the thyroid gland
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hyperthyroidism due to circulating antithyroid antibodies with TSH activity
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hyperthyroidism due to diffuse hyperplasia of thyrotropes of the anterior pituitary
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iodine deficiency
Question 2
Question
A young woman has puffy skin and a hoarse voice. Her plasma
TSH concentration is low but increases markedly when she is
given TRH. She probably has
Answer
-
hyperthyroidism due to a thyroid tumor
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hypothyroidism due to a primary abnormality in the thyroid gland.
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hypothyroidism due to a primary abnormality in the pituitary gland
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hypothyroidism due to a primary abnormality in the hypothalamus
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hyperthyroidism due to a primary abnormality in the hypothalamus
Question 3
Question
The metabolic rate is least affected by an increase in the plasma
level of
Answer
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TSH
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TRH
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TBG
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Free T4
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Free T3
Question 4
Question
Which of the following is not essential for normal biosynthesis of
thyroid hormones?
Answer
-
iodine
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ferritin
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thyroglobulin
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protein synthesis
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TSH
Question 5
Question
Hypothyroidism due to disease of the thyroid gland is associated with increased
plasma levels of
Answer
-
Cholesterol
-
Albumin
-
RT 3
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Iodide
-
TBG
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