Women with more severe cases of prolonged and continuous periods may want to consider pharmaceutical options. In cases of hormonal imbalance, most doctors prescribe oral contraception or any hormonal therapy to regulate the menstrual cycle and balance your hormone levels.
The bone that you sit on is also known as the sits bones. The  scientific name is the ischium which is a large swelling  posteriorly on the superior ramus of the ischium.
Bones Here are some common names for the first four: skull lower jaw bone collar bone shoulder blade Here is a website that should show most of the rest to you: http://www.innerbody.com/image/skelfov.h...ating Newest Oldest. Best Answer: Not all of them have common names, really. Some of them are just bones that people generally ignore.... or are not aware they are there. :) Skull Lower Jaw Collar Bone Shoulder Blade Breast Bone Not sure what a costa is....