Id el Kabir Observances. Eid al-Adha (Id ul-Adha) is a four-day Islamic festival starting on the 10th day of the month of Dhul Hijja (Thou al-Hijja) to commemorate the willingness of Ibrahim (Abraham) to sacrifice his son.id al-Adha is an Islamic festival to commemorate the willingness of Ibrahim (also known as Abraham) to follow Allah's (God's) command to sacrifice his son Ishmael. Muslims around the world observe this event.
The parathyroid glands secrete PTH, a substance that helps maintain the correct balance of calcium and phosphorus in the body. PTH regulates the level of calcium in the blood, release of calcium from bone, absorption of calcium in the intestine, and excretion of calcium in the urine.he parathyroid glands constantly measure calcium levels in your blood. If the calcium level gets too high, the normal glands sense this and stop production of PTH. This lowers the calcium in your body and returns your calcium levels to normal. Abnormal glands cannot regulate calcium balance.
Parathyroid hormone is secreted by the parathyroid glands and is the most important regulator of calcium levels in the blood and within the bones.Alternative names for parathyroid hormone PTH; parathormone; parathyrin.arathyroid hormone regulates calcium levels in the blood, largely by increasing the levels when they are too low. It does this through its actions on the kidneys, bones and intestine: Bones-Parathyroid hormone stimulates the release of calcium from large calcium stores in the bones into the bloodstream.