Which is not true about the thyroid gland?
A. It is located on the anterior surface of the trachea, inferior to the thyroid cartilage.
B. It has two lobes connected by a central portion called the commissure.
C. It requires iodine to synthesize thyroid hormone.
D. It secretes thyroid hormone in response to stimulation by TSH.
E. An enlargement of the thyroid gland is called a goiter.
Answer: B
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