7.  A goitre is an enlargement of the thyroid gland, resulting in a large swelling of the neck. It can lead to swallowing or breathing problems. It is most commonly caused by inadequate amounts of dietary iodine. Iodine is essential in thyroxine synthesis. Enlargement of the thyroid gland occurs Select one: a. due to decreased levels of TSH b. due to increased levels of thyroxine c. due to decreased levels of thyroxine d. due to increased levels of TSH

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
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Chapter1: The Human Body: An Orientation
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7.  A goitre is an enlargement of the thyroid gland, resulting in a large swelling of the neck. It can lead to swallowing or breathing problems. It is most commonly caused by inadequate amounts of dietary iodine. Iodine is essential in thyroxine synthesis.

Enlargement of the thyroid gland occurs

Select one:
a. due to decreased levels of TSH
b. due to increased levels of thyroxine
c. due to decreased levels of thyroxine
d. due to increased levels of TSH
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