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NUR 213 ( LATEST 2024 / 2025 ) TEST 4 | A++ EXAM WITH ALL NEW QS & AS - GUARANTEED PASS!
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NUR 213 ( LATEST 2024 / 2025 ) TEST 4 | A++ EXAM WITH ALL NEW QS & AS - GUARANTEED PASS!
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NUR 213 Test 41. Thyroid*
Answer
A butterfly-shaped gland in the neck that secretes triiodothyronine (T3) and thyroxine (T4). It is
responsible for regulating metabolism that influences almost every body system. Iodine is a
necessary component in the synthesis of thyroid hormone. Thyroid problems are more likely in
women than men. A goiter is an enlargement of the thyroid gland with or without symptoms of
thyroid dysfunction. Excess pituitary TSH can stimulate enlargement of the thyroid gland and
cause goiter formation.
2. Hypothyroidism*
Answer
Deficient production of thyroid hormone by the thyroid gland. Primary, congenital, thyroid
carcinoma.
3. Primary hypothyroidism*
Answer
Iodine deficiency (endemic goiter)
most common worldwide. Autoimmune thyroiditis (Hashimoto disease)
most common hypothy- roidism in US.
4. Myxedema*
Answer
Nonpitting, boggy edema, especially around the eyes, hands, and feet; thickening of the tongue
5. Myxedema coma*
Answer
Medical emergency, diminished level of consciousness; hy- pothermia without shivering,
hypoventilation, hypotension, hypoglycemia, lactic aci- dosis, and coma
6. Diagnosis of hypothyroidism
Answer
In primary hypothyroidism, there is low hormone secretion by the thyroid gland, which
constantly signals the pituitary to decrease TSH
-High TSH level, low free T3 and free T4
In mild or subclinical hypothyroidism, High TSH level, normal free T3 and free T4 In secondary
hypothyroidism, low TSH level, low free T3 and free T4
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, Another way to diagnose is
Answer
-Antithyroglobulin (anti-Tg)
-Antithyroperoxidase (anti-TPO) antibodies
7. Primary hypothyroidism results from
Answer
B
8. Treatment of Hypothyroidism
Answer
-Replacement hormone therapy with levothyrox- ine
-Surgical intervention if necessary
9. Hyperthyroidism*
Answer
Excessive secretion of T3 and T4
10. Thyrotoxicosis*
Answer
Excess amounts of thyroid hormone are secreted from the thyroid gland.
11. Graves Disease*
Answer
An autoimmune disease, develops autoantibodies. Thy- roid-stimulating antibodies bind to and
activate thyrotropin receptors within the thyroid gland, causing the gland to enlarge and
continually synthesize thyroid
hormones.
-Hyperthyroidism
12. The level of thyroid-stimulating hormone (TSH) in Graves disease is
Answer
a. low
b. high
c. normal
d. variable
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