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4.2.2 Structure and function of the thyroid and parathyroid body., image,…
4.2.2 Structure and function of the thyroid and parathyroid body.
Thyroid anatomy.
It is located in the anterior region of the neck.
It consists of two symmetrical lobes on the sides of the trachea and larynx.
Weighs about 20 g.
It has a rich vascularization
It is innervated by the adrenergic and cholinergic systems.
Anatomical relationship with recurrent nerves and parathyroid glands.
Isthmus.
Pyramidal lobe
Anatomy of the parathyroid glands.
Located behind the thyroid gland
Ellipsoid and flat shape.
Brown in color.
They originate in the endoderm.
Surrounded by connective tissue.
Function of the parathyroid glands.
Its main function is the secretion of PTH.
Blood calcium control in a very narrow range
Control bone strength and density.
Function of the thyroid gland.
Regulates the body's metabolism.
Endocrine gland.
They help all the cells in the body to function properly.
