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CC2Lec VI > Thyroid Gland > Flashcards

Thyroid Gland Flashcards

(53 cards)

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1
Q

Major Component of Colloid

A

Thyroglobulin

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2
Q

Transport of Iodine is by

A

Sodium Iodine Symporter

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3
Q

Oxidation and binding of Iodide with Tyrosine results to

A

MIT and DIT

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4
Q

Oxidized and bound to tyrosyl residues

A

Concentrated Iodide

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5
Q

Enzyme for the formation of T3 and T4

A

Thyroid peroxidase

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6
Q

It signals the follicular cells to ingest microscopic droplets of colloid by endocytosis

A

TSH

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7
Q

Most potent or most active thyroid hormone

A

T3

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8
Q

Better indicator for the recovery and recurrence of hyperthyroidism

A

T3

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9
Q

Principal secretory product

A

T4

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10
Q

Good indicator of thyroid secretory rate

A

T4

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11
Q

Transports both T3 and T4

A

Thyroxine Binding Globulin

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12
Q

Transports only T4

A

Thryoxine Binding Pre Albumin (Transthyretin)

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13
Q

Transports what only left binds with albumin

A

Thyroxine Binding Albumin

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14
Q

Hypothalamic Pituitary Thyroid Axis

A

Trh Tsh Thyroid Hormones

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15
Q

Elevated level of circulating thyroid hormones

A

Hyperthyroidism

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16
Q

Symptoms of Hyperthyroidism

A

Tachycardia, tremors, heat intolerance, unexplained weight loss, emotional lability, menstrual changes

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17
Q

Elevated T3 and T4, low TSH

A

Primary Hyperthyroidism

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18
Q

Elevated T3 and T4 and TSH

A

Secondary Hyperthyroidism

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19
Q

Group of syndromes caused by increased Free thyroid hormones

A

Thyrotoxicosis

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20
Q

T3 Thyrotoxicosis

A

Increased ft3 normal ft4 low TSH

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21
Q

T4 Thyrotoxicosis

A

Normal or Low ft3, increased t4, low TSH

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22
Q

Clinical Features of Graves D

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A

Exophthalmos and Pretibial Myxedema

23
Q

Diagnostic test of Graves D

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A

TSH receptor antibody test

24
Q

Disorder wherein the thyroid turns into a woody or stony hard mass

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A

Reidel Thyroiditis

25
No clinical symptoms of Hyperthyroidism
Subclinical Hyperthyroidism
26
Inflammation in the neck area and characterized by low grade fever
Subacute GranulomatousThyroiditis
27
Symptoms of De Quervains Thyroiditis
Absent TPO antibodies, elevated Esr and thyroglobulin
28
Insufficient amount of thyroid hormones
Hypothyroidism
29
Treatment of Hypothyroidism
Levothyroxine
30
Signs and symptoms of Hypothyroidism
Bradycardia, weight gain, coarsened skin, cold intolerance, mental dullness
31
Iodine defficiency
Primary Hypothyroidism
32
Use of Lithium will results to
Inhibits thyroidal iodine uptake
33
Also known as Chronic autoimmune thyroiditis
Hashimotos Disease
34
Relates to Goiter
Hashimotos Disease
35
Laboratory Results of Hashimotos
Elevated TSH and Positive TPO antibody
36
Non pitting swelling of the skin
Myxedema
37
Deposition of mucopolysaccharides in the skin
Myxedema
38
Stunted physical growth and mental retardation
Cretinism
39
Defective development or function of the gland
Congenital Hypothyroidism
40
Increased TSH
1 hypo, hashimotos thyroiditis, tsh antibodies, thyroid hormone resistance
41
Decreased TSH
1 hyper, 2 3 hypo, treated graves disease, euthyroid sick disease, over replacement of thyroid hormone in hypo
42
Ability of the thyroid gland to trap or uptake iodine
Radioactive Iodine Uptake
43
Post operative marker of thyroid cancer
Tg Assay
44
Thyrotoxicosis factitia
Decreased thyroglobulin
45
Subacute thyroiditis
Increased thyroglobulin
46
Product of removal of one iodine from the inner ring of T4
Reverse T3
47
Elevation of RT3 is useful for
Euthyroid sick syndrome
48
Indirectly measures the amount of free T4 in the blood
Free Thyroxine Index
49
Aids in the identification between hyperthyroidism and euthyroidism
TBG
50
Most accurate tool for the evaluation of the presence of thyroid nodules
FNA
51
Test for the presence of residual or recurrent disease
Recombinant Human TSH
52
Measure for anti thyroglobulin antibodies, RBC is specimen
Tanned Erythrocyte Hemagglutination
53
Detection of residual thyroid metastasis in the MTC
Serum Calcitonin

CC2Lec VI (4 decks)

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