U.S. Bureau of Labor Statistics. Occupational Employment and Wages, May 2016. 47-2031 Carpenters. Construct, erect, install, or repair structures and fixtures made of wood, such as concrete forms; building frameworks, including partitions, joists, studding, and rafters; and wood stairways, window and door frames, and hardwood floors.
Characteristics. The effects of myelomeningocele, the most serious form of spina bifida, may include muscle weakness or paralysis below the area of the spine where the incomplete closure (or cleft) occurs, loss of sensation below the cleft, and loss of bowel and bladder control.pina Bifida means cleft spine, which is an incomplete closure in the spinal column. In general, the three types of spina bifida (from mild to severe) are: 1  Spina Bifida Occulta: There is an opening in one or more of the vertebrae (bones) of the spinal column without apparent damage to the spinal cord.
Myelomeningoceles, the most severe form of spina bifida, occur when the meninges and the spinal cord nerves protrude from the opening in the spine. Children with either meningoceles or myelomeningoceles often have nerve damage and disabilities, such as problems with bowel or bladder control, difficulty walking, or paralysis). What causes spina bifida? The exact cause of spina bifida is unknown. Spina bifida is most likely a multifactorial birth defect, meaning that multiple causes (including genetic, nutritional, and/or environmental factors) contribute to the development of spina bifida. Recent studies have shown that adding folic acid (vitamin B 9) to the diets of women of childbearing age