Ductus venosus connects:: (A) Pulmonary trunk and descending aoa, (B) Right atrium and left atrium, (C) Poal vein and IVC, (D) Pulmonary trunk and ascending aoa
Answer is C. In fetal circulation, ductus venosus shunts a poion of the left umbilical vein blood flow directly to the inferior vena cava. It allows oxygenated blood from the placenta to bypass the liver. The only related option appears to be choice c. Fig. : Fetal circulation