HEAD NECK
THYROID GLAND
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A capsule of connective tissue that covers the thyroid gland is made up of many secretory parts called
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colloids
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follicles
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capillary networks
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None of the above
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Explanation:
Detailed explanation-1: -The thyroid gland is divided into lobules by the septae dipping from the capsule. The thyroid lobules consist of many typical units called thyroid follicles . [5] The thyroid follicles are the structural and functional units of a thyroid gland.
Detailed explanation-2: -Follicular cells, which produce the classical thyroid hormones, thyroxine and triiodothyronine, arise from endoderm of the primitive pharynx.
Detailed explanation-3: -The five steps of thyroid synthesis are below: Synthesis of Thyroglobulin: Thyrocytes in the thyroid follicles produce a protein called thyroglobulin (TG). TG does not contain any iodine, and it is a precursor protein stored in the lumen of follicles.
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