The thyroid and parathyroid glands are found in the neck.
The ductless gland
its both especially the parotid
pancreas
The thymus is a ductless, butterfly-shaped gland lying at the base of the neck, formed mostly of lymphatic tissue and aiding in the production of T cells of the immune system: after puberty, the lymphatic tissue gradually degenerates.
Pituitory gland
The prostate gland encircles the bladder neck at the base of the men's bladder.
Endocrine gland-- A ductless gland, such as the pituitary, thyroid, or adrenal gland, that secretes its products directly into the blood or lymph.
Thymus gland"The thymus gland lies just beneath the upper part of the breastbone in the middle of the chest.
Goitre is the disease in which thyroid gland swells up
Glands that secrete their contents into the blood stream. Examples Adrenal Gland and Thyroid Gland. Some glands are both duct/ductless. The Pancreas secretes several hormones into the blood stream and also secretes enzymes via ducts into the small bowel.
thymus
A goiter, the large swelling at the base of the frost of the neck. is an abnormal enlargement of the thyroid gland.