Answer:
Dwarfism - pituitary glands = growth hormone deficiency is a relatively common cause of proportionate dwarfism, when the pituitary gland fails to produce adequate supply or growth hormone.
Gigantism - pituitary glands = gigantism is almost always caused by a benign adenoma in the pituitary gland. An adenoma is a non-cancerous tumour and in the case of gigantism secretion of too much growth hormone.
Goiter - thyroid glands = produces too much thyroid hormone. An autoimmune disorders in which the body's immunity turns on itself ans attacks the thyroid gland, causing it to swell
