Fig. 1From: Ultrasound parameters of early pregnancy and Doppler indices of blood vessels in the placenta and umbilical cord throughout the pregnancy period in sheepUltrasound image of the cross section of a sheep uterus in B-Mode on the 21st day of pregnancy. Arrow - cross-section of the uterus, arrowhead - corpus luteum, 1 - embryo, B - urinary bladderBack to article page