Hyperthyroidism is a condition in which an overactive thyroid gland is producing an excessive amount of thyroid hormones that circulate in the blood.(Hyper means over in Greek). Thyrotoxicosis is a toxic condition that is caused by an excess of thyroid hormones from any cause.Thyrotoxicosis can be caused by an excessive intake of thyroid hormone or by overproduction of thyroid hormones by the thyroid gland.hyrotoxicosis is a toxic condition that is caused by an excess of thyroid hormones from any cause. Thyrotoxicosis can be caused by an excessive intake of thyroid hormone or by overproduction of thyroid hormones by the thyroid gland.
The government was formed in 1789, making the United States one of the world's first, if not the first, modern national constitutional republics. The United States government is based on the principle of federalism, in which power is shared between the federal government and state governments.
Defining federalism. Federalism is a system of shared power between two or more governments with authority over the same people and geographical area. Unitary systems of government, by far the most common form around the world, have only one source of power, the central or national government.ederalism in fact has been a dynamic framework for government, a characteristic that fits well the changing nature of American society itself. Over its 200-year history, the division of power under American federalism has shifted numerous times in law and practice.