With a simple set of bolt-ons â like an intake, tune, and exhaust â we have no reservations that the EcoBoost will run with a GT, all while being able to achieve 32+ miles per gallon. Weâve seen Focus STâs pick up 30 horsepower and 50 lb/ft of torque to the wheels on just tunes.
The ductus arteriosus connects the pulmonary artery to the aorta, the ductus venosus connects the umbilical vein to the inferior vena cava, and the foramen ovale allows blood to go directly from the right atrium to the left atrium. The pathway of blood through the fetal circulation system is as follows:
Inferior vena cava. The inferior vena cava (or IVC) (Latin: vena, vein, cavus, hollow) is a large vein that carries deoxygenated blood from the lower and middle body into the right atrium of the heart. It is formed by the joining of the right and the left common iliac veins, usually at the level of the fifth lumbar vertebra.