Graves disease, the most common form of hyperthyroidism, is caused by
A)a lack of iodine.
B)an excess of iodine.
C)an improper diet.
D)an autoimmune disorder.

Question

Quizplus · Accepted Answer

Graves disease is an autoimmune disorder in which the immune system mistakenly attacks the thyroid gland, leading to an overproduction of thyroid hormones and resulting in hyperthyroidism.

Graves Disease, the Most Common Form of Hyperthyroidism, Is Caused