40 UPDATED ACTUAL Exam Questions
and CORRECT Answers
Graves disease develops from a(n):
a. Viral infection of the thyroid gland that causes overproduction of thyroid hormone
b. Autoimmune process during which lymphocytes and fibrous tissue replace thyroid tissue
c. Thyroid-stimulating immunoglobulin that causes overproduction of thyroid hormones
d. Ingestion of goitrogens that inhibits the synthesis of the thyroid hormones, causing a goiter -
CORRECT ANSWER - ANS: C
The pathologic features of Graves disease indicates that normal regulatory mechanisms are
overridden by abnormal immunologic mechanisms that result in the stimulation of excessive TH.
The remaining options are incorrect statements.
The signs of thyrotoxic crisis include:
a. Constipation with gastric distention
c. Hyperthermia and tachycardia
b. Bradycardia and bradypnea
d. Constipation and lethargy - CORRECT ANSWER - ANS: C
, The systemic symptoms of thyrotoxic crisis include hyperthermia and tachycardia. The
remaining options are not associated with this disorder.
Pathologic changes associated with Graves disease include:
a. High levels of circulating thyroid-stimulating immunoglobulins
b. Diminished levels of thyrotropin-releasing hormone
c. High levels of thyroid-stimulating hormone
d. Diminished levels of thyroid-binding globulin - CORRECT ANSWER - ANS: A
The only option that correctly describes the changes associated with Graves disease identifies
high levels of circulating thyroid-stimulating immunoglobulins that are found in more than 95%
of individuals diagnosed with the disease
The level of thyroid-stimulating hormone (TSH) in individuals with Graves disease is usually:
a. High
c. Normal
b. Low
d. In constant flux - CORRECT ANSWER - ANS: B
The hyperfunction of the thyroid gland leads to suppression of TSH because of the normal
negative feedback mechanism, thus eliminating the other options as being correct