The parathyroid glands are small endocrine glands in the neck of humans and other tetrapods that produce parathyroid hormone.Humans usually have four parathyroid glands, variably located on the back of the thyroid gland, although considerable variation exists.Parathyroid hormone and calcitonin (one of the hormones made by the thyroid gland) have key roles in regulating the amount of calcium in the blood and within the bones.umans usually have four parathyroid glands, variably located on the back of the thyroid gland, although considerable variation exists. Parathyroid hormone and calcitonin (one of the hormones made by the thyroid gland) have key roles in regulating the amount of calcium in the blood and within the bones.
1 Germans were very patriotic and proud. 2  The Weimar Republic did not fulfill many Germanâs desire for glory. 3  World War One did not make Germans lose faith in their ability to achieve victory. 4  Treaty of Versailles: all the handicaps above were in some way or another caused by this treaty.
The Weimar Republic faced many problems. Perhaps the greatest danger was 'the weakness within' - the constitution gave the President, the states and the army too much power, whilst proportional voting meant that the Reichstag was divided and weak.he new republic faced problems mainly as a result of signing the Treaty of Versailles. A modern textbook. One of the main problems for the Weimar government was the right-wing Dolchstosslegende-the claim that the Army had been 'stabbed in the back' by the government (whom the right called 'the November criminals').