Glucose sent preferentially to fetus. Calcium needs of fetus take preference over mother. G. Pregnancy Toxemia 1. Seen in ewes carrying multiple fetuses. Because glucose is sent to fetus mother may have to rely on fats for energy.
Fat breakdown leads to formation of ketones which can cause acidosis.
Can be fatal. Seen late in gestation when fetal growth is highest. B. Estrogen and PGF2-alpha are increasing. These stimulate uterine contractions. C. Stages of Labor 1.