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Click on links to move to a specific region. Click on images to show that view. Use the toolbar to change the magnification and pan the displayed image. The thyroid gland is a bilobed endocrine gland. It is unique in that it stores its hormones bound to an extracellular pool of protein (colloid).
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30 paź 2023 · The thyroid gland is a bilobular endocrine gland that is found in the neck, anterior and inferior to the larynx. Grossly, the gland appears brownish-red and the left and right lobes are connected by an isthmus. The main purpose of this organ is to produce, store and secrete the iodine-based hormones triiodothyronine (T3) and thyroxine (T4).
Thyroid. Scanning electron micrograph (SEM) of thyroid follicles when fractured. Several follicles are broken open while the colloid has been removed. The spherical to ovoid shape of the follicles is clearly shown. Parafollicular cells are also seen between the follicles.
242 Thyroid Gland - Thyroid Follicular Cell View Virtual EM Slide Remember that the follicular cells secrete thyroglobulin into the colloid and subsequently resorb it and break it down to produce thyroid hormones.
1 mar 2009 · Purpose of thyroid gland is to produce T4 and T3, which regulate metabolism, increase protein synthesis and increase oxygen consumption in all cells in body; T4 and T3 are also important for growth and development, and maturation of peripheral and central nervous system.
Joshua Miller. Taylor Swanson. View. Histological types of oculocutaneous malignancies in hereditary genodermatoses.
Describe the location and anatomy of the thyroid gland; Discuss the synthesis of triiodothyronine and thyroxine; Explain the role of thyroid hormones in the regulation of basal metabolism; Identify the hormone produced by the parafollicular cells of the thyroid
