Biology of Disease

The diagnosis of endocrine disorders usually involves measurement of the
hormone in question and replacement for deficiencies. Disorders due to
hypersecretion from endocrine tumors may be treated by surgical excision of
the tumor.

QUESTIONS

1. Pituitary tumors can secrete various hormones. Which of the following
   hormones is the most commonly secreted?

a) thyroid stimulating hormone;

b) follicle stimulating hormone;

c) luteinizing hormone;

d) prolactin;

e) growth hormone.

2. Which of the following may cause hyperthyroidism?

a) Grave’s disease;

b) Hashimoto’s thyroiditis;

c) thyroidectomy;

d) antithyroid drugs;

e) diabetes insipidus.

3. Which of the following can cause acromegaly?

a) diabetes mellitus;

b) pituitary adenoma;

c) excessive ingestion of growth hormone;

d) bronchial carcinoma;

e) excessive secretion of prolactin.

4. Which one of the following isNOTa cause of Cushing’s syndrome?

a) ectopic ACTH production;

b) adrenal adenoma;

c) corticosteroid therapy;

d) autoimmune destruction of the thyroid gland;

e) all of the above.

5. Ketone bodies are produced during diabetic ketoacidosis as a result of
   an increase in which of the following?

a) protein breakdown;

b) urea production;

c) insulin release;

d) lipolysis;

e) K+.

6. Estradiol is required for?

a) the development of male secondary sexual characteristics;

b) spermatogenesis;

c) the development of female secondary sexual characteristics;

d) the secretion of breast milk;

e) stimulating the endometrium to receive fertilized egg.

SUMMARY

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