Dark and white meat. Chickens have fast and slow twitch muscle, too. Dark meat, like in chicken legs, is mainly made up of slow twitch fibres. White meat, like in chicken wings and breasts, is largely made up of fast twitch muscle fibres.Chickens use their legs for walking and standing, which they do most of the time.ark and white meat. Chickens have fast and slow twitch muscle, too. Dark meat, like in chicken legs, is mainly made up of slow twitch fibres. White meat, like in chicken wings and breasts, is largely made up of fast twitch muscle fibres.
When people talk about spina bifida, most often they are referring to myelomeningocele. Myelomeningocele is the most serious type of spina bifida. With this condition, a sac of fluid comes through an opening in the babyâs back. Part of the spinal cord and nerves are in this sac and are damaged.
2. Myelomeningocele is the most severe form of spina bifida. It occurs when the meninges push through the hole in the back, and the spinal cord also pushes though.Most babies who are born with this type of spina bifida also have hydrocephalus, an accumulation of fluid in and around the brain.ooking for a free cost estimate for back surgery abroad â click here. Spina bifida manifesta includes two types of spina bifida: 1. Meningocele involves the meninges, the membranes responsible for covering and protecting the brain and spinal cord.