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Consider fetal circulation: 1. Before birth, the foramen ovale is a factor in distributing the workload of the two ventricles. 2. The ductus arteriosus in the fetus shunts blood directly from the pulmonary trunk to the aorta. 3. The ductus venosus is a continuation of the (left) umbilical vein and bypasses the hepatic sinusoids to join the inferior vena cava (IVC). It carries oxygenated blood. 4. In the fetus, the umbilical arteries carry deoxygenated blood. 1,2,3 1.3 2,4 4 1,2,3,4 QUESTION 51 1 points Save Answer Consider the human lungs: 1. The left bronchus is larger and leaves the trachea at a 25-degree angle; it divides into secondary bronchi before entering the lung. 2. The right lung exhibits horizontal and oblique fissures. 3. The left lung has three lobes and the right lung has two lobes. 4. Segments of the left lung include apicoposterior, superior lingular, inferior lingular, anteromedial and superior among others. 1,2,3 1.3 2.4 4 1,2,3,4
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DONT EXPLAIN JUST PROVIDE ANSWER
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