Abstract
After birth, the newborn's survival depends on intense changes in respiratory and circulatory patterns. The neonatal asphyxia (neonatal acidosis) is a complex pathology that affects newborn ruminants and it has its origin already in the middle of intrauterine and / or during the birth process, and / or due to immaturity in premature births. In lambs, severe hypoxia during birth causes dea…