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  • Writer's pictureDR TAREK

Thyroid Gland

Updated: May 17, 2022

It is a small gland located in the front of the neck. It consists of the right and left lobes, and a small part connects them in front of the trachea and is in the shape of a butterfly.

It is one of the endocrine glands in the body that secretes thyroid hormone directly into the blood.

Thyroid function:

The thyroid gland has many important functions in the human body, and its effect on the various organs and vital processes in the body can be summarized as follows:

  • heart and blood vessels:

Thyroid hormones affect every part of the cardiovascular system, as this hormone increases the strength and speed of heart contraction and diastole, and reduces the resistance of blood vessels, including coronary arteries.

  • Metabolic processes:

Thyroid hormones are the main regulator of the speed of basic metabolic processes in the body, which in turn is the main source of energy in the human body, which basically regulates all vital body functions, which include the digestive system, nervous system, skin, endocrine glands, reproductive system, and maintaining body temperature.

  • skeletal muscle:

Thyroid hormones influence muscle contraction and regeneration, oxidation and energy production in these muscles.

  • weight:

The change in the proportion of thyroid hormone in healthy people affects the body weight of men and women, even if this change is within the normal and reference range for the proportion of the hormone in the body.

  • pregnancy:

Thyroid hormones play an important and necessary role during pregnancy, as these hormones are essential and very important in the proper and normal development of the fetus's brain and nervous system.

  • Calcium and potassium:

The hormone calcitonin, which is secreted by the thyroid gland, regulates the proportion of calcium and potassium in the body, which is essential in maintaining the health of bones and kidneys in the body.

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