What is the major function of the hormone produced by the cells marked in the thyroid follicle shown in the histology picture? A)Involved in regulation of calcium homeostasis. B)Enhances contraction of smooth muscle cells in the uterus during delivery. C)In females,initiates development of oocytes.In males,stimulates sperm production. D)Stimulates the action of osteoclasts. E)Increases blood levels of Na⁺ and water.

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The cells marked in the thyroid follicle are responsible for producing the hormone thyroxine (T4) and triiodothyronine (T3), which are involved in regulating metabolism and calcium homeostasis. Options B, C, D, and E are not related to the function of these cells in the thyroid follicle.

What Is the Major Function of the Hormone Produced by the Cells