The four parathyroid glands are usually on the back of the thyroid gland, but they can be located around the jaw or neck. Parathyroid glands secrete a hormone called PHT, which regulates the exchange of calcium between the blood and the bones.
Asker's rating. Report Abuse. The largest number of children born to one woman is recorded at 69. From 1725-1765 a Russian peasant woman gave birth to 16 sets of twins, 7 sets of triplets and 4 sets of quadruplets. Source(s): http://www.angelfire.com/ca6/uselessfact... jelly-bean Â· 9 years ago.
In Canada, most babies now born to women 30 and older. In the U.S. and many other nations, itâs no longer unusual for women to have a first child at age 35 or even 40. In Canada, this rise in births to older mothers has produced a striking turnabout: For the first time on record, birth rates are higher for women in their late 30s than in their early 20s.