Figure 2From: Ultrasonography of the rumen of dairy cowsUltrasonogram of the rumen. Ultrasonogram of the rumen showing the transition between the dorsal gas cap and ingesta layer viewed from the 12th intercostal space on the left side of a nine-year-old Swiss Braunvieh cow. The rumen wall appears as a hyperechoic line. Reverberation artifacts, which run parallel to the ruminal wall, reflect the gas cap and end abruptly at the transition to the fibre mat. 1 Abdominal wall, 2 Rumen wall at the level of the dorsal gas cap, 3 Rumen wall at the level of the fibre mat, 4 Transition between 2 and 3, Ds Dorsal, Vt Ventral.Back to article page