Question: 1. A predominant effect of a prolonged excessive growth hormone level is:

Answer: C) increased blood glucose levels.

Question: 2. The most common cause of hypothyroidism is:

Answer: D) autoimmune thyroiditis.

Question: 3. Thyroid hormone deficit ___________, which alters the function of all major organs in the body.

Answer: A) decreases metabolism

Question: 4. The most common cause of thyrotoxicosis is Graves disease, which has the distinguishing characteristic of _____ in addition to a diffuse goiter.

Answer: C) ophthalmopathy

Question: 5. The major adrenal cortical hormones are steroids and are synthesized from acetate and:

Answer: D) cholesterol.

Question: 6. Primary adrenal insufficiency is manifested by:

Answer: C) hyponatremia and hypoglycemia.

Question: 7. One of the earliest signs of Cushing syndrome is the loss of variable diurnal secretion of cortisol-releasing hormone (CRH) and:

Answer: D) ACTH.

Question: 8. The iatrogenic form of Cushing syndrome is caused by:

Answer: A) long-term cortisone therapy.

Question: 9. The major manifestations of Cushing syndrome include:

Answer: C) overt diabetes mellitus.

Question: 10. The immune suppressive and anti-inflammatory effects of cortisol cause:

Answer: D) inhibition of prostaglandin synthesis.