Glands
The human body contains a large number of glands that produce and secrete many beneficial substances that are transmitted in the body through special channels. Consequently, these glands are called glandular glands, such as salivary glands, and there is another type of glands that transport their secretions to the blood directly without the presence of channels, These glands are distributed in many places in the human body, such as the neck. In this article, we will introduce you to the glands in the neck.
The glands in the neck
Thyroid
The thyroid gland is similar to the butterfly when it opens its wings. It is an endocrine type located at the front of the neck, namely the bottom of the larynx on either side of the front of the trachea. The thyroid gland secrete the thyroxine, a component of iodine, In the blood to the hormone T4, and then to the hormone T3, and then enter into cells, and this hormone is linked to receptors especially the adoption of proteins, and also controls the processes of food transformation in tissues, and that the increase of this hormone or lack leads to a defect in the function of the thyroid.
Thyroid glands
Thyroid glands are one of the endocrine glands. Four glands are arranged in one pair at the top and the other below. They are also an integral part of the thyroid gland. They are located on the back side of the trachea. Each gland contains the size of the wheat grain , And these glands are responsible for regulating the level of lime in the blood; by regulating the absorption of lime from the intestines, and output by the kidneys, and secrete hormone Parathormon, which regulates the concentration of ions and substances entering the human body as regulating the proportion of calcium and phosphorus in the blood; Of which growth results Slim bones, in addition to these glands regulate emotion, and restrict excessive secretion of the kidneys of calcium in the urine.
Lymphatic gland
Lymph node is known for its lymph nodes because of its near-pebble-like shape. Lymph node is of great importance because it is the first line of defense in the human body, protected from many diseases. The immune system works. Places in the human body, where they are located in the neck, neck, head, at the vertebrae, and at the armpits.