Thyroidectomy is used to treat thyroid disorders, such as cancer, noncancerous enlargement of the thyroid (goiter) and overactive thyroid (hyperthyroidism). How much of your thyroid gland is removed during thyroidectomy depends on the reason for surgery.If only a portion is removed (partial thyroidectomy), your thyroid may be able to function normally after surgery.If your entire thyroid is removed (total thyroidectomy), you need daily treatment with thyroid hormone to replace your thyroid's natural function. 1  Why it's done.f only a portion is removed (partial thyroidectomy), your thyroid may be able to function normally after surgery. If your entire thyroid is removed (total thyroidectomy), you need daily treatment with thyroid hormone to replace your thyroid's natural function. 1  Why it's done.
Percent of the brain used. 100 %. Average weight of a human brain. 3 pounds. Average weight of a human brain at birth. 12 ounces. Percent of total body weight that the brain represents. 2 %.
As a result, women have about 5 percent more body fat than men. A healthy body fat percentage for an 18-year-old girl is between 17 and 30 percent, while a 19-year-old should fall between 19 and 31 percent. Adult females 20 to 39 years should strive for a body fat percentage between 21 and 32 percent.