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.
Overview of Encephalocele/Meningocele. A portion of brain has herniated through the temporal bone and dura into the middle ear. An encephalocele is a region of herniated brain through bone. The term meningocele refers to herniated dura, which is the covering of the brain. A combination of herniated brain and dura is called a meningoencephalocele.
Meningomyelocele is a type of birth defect, and may also be called myelomeningocele. It causes the backbone to fail to close before birth. This results in a visible sac on the newbornâs back. The spinal cord protrudes out, and nerves and tissues may also be exposed. This birth defect is a form of spina bifida.