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.
Meningocele repair is an operation to address a type of birth defect in which the spine does not develop properly and a small, swollen sac or cyst protrudes from a newbornâs spinal column.The procedure usually takes place within 12 to 48 hours of a babyâs birth.yelomeningocele. This is a severe form of spina bifida in which the spinal cord and nerves develop outside the babyâs body, resulting in weakness and loss of sensation below the defect.