Thyroid function

The thyroid gland is a small organ that is located in the neck in front. Its size does not exceed four centimeters, and in form it resembles a butterfly. Despite the small size, there are many functions in the thyroid gland. And if something happens to her, a person will certainly feel it.

What functions does the thyroid in the human body?

This is the endocrine organ, accordingly, it is responsible for the production of hormones. And without the latter, as is known, the body can not work normally:

1. The main function of the thyroid gland is the production of two hormones, thyroxine and triiodothyronine. They are still known under the names of T3 and T4. These substances are responsible for controlling metabolic processes. They also take part in the work of the cardiovascular, psychic, reproductive system, the organs of the gastrointestinal tract.
2. Another function of the thyroid gland in the body is weight control. The more food a person eats, the more active the thyroid gland and vice versa.
3. Thyroid hormones participate in the processes of mental and physical development of a person. It is very important that they are present in sufficient quantities in the body of a woman during pregnancy.
4. Calcitonin is produced in the thyroid gland. This substance regulates the amount of calcium. And this element is necessary for bones and is involved in carrying out impulses along the nervous and muscular tissues.
5. On hormones shchitovidki also there is a responsibility for regulation of water-salt balance.
6. The body also takes part in the production of vitamin A in the liver.

Symptoms of thyroid dysfunction

Incorrectly to work shchitovidka can because of a deficiency or an overabundance of iodine. This organ element uses for the production of hormones. Understand that there is an increased or decreased function of the thyroid gland, it is possible when symptoms such as:

• irritability;
• change of heart rhythms;
• increased sweating;
• a sharp decrease in weight while maintaining a good appetite;
• increased blood pressure;
• cardiopalmus;
• the appearance of trembling in the hands;
• numbness of the upper limbs;
• weakness;
• depressiveness;
• sensation of ripples and sand in the eyes;
• frequent headaches ;
• pain in the muscles;
• physical retardation;
• memory disorders;
• violation of the menstrual cycle;
• active development of osteoporosis;
• brittle hair ;
• dry skin;
• swelling.