Question

78 of 88 concepts completed
multiple choice question
which vessel of the pulmonary circuit is labeled e in this picture?
right pulmonary artery
pulmonary trunk
middle lobar artery
superior lobar artery
inferior lobar artery

Explanation:

To determine the vessel labeled E, we analyze the pulmonary circuit. The pulmonary trunk is a large vessel that splits into the right and left pulmonary arteries. The labeled E in the diagram corresponds to the pulmonary trunk, as it is the main vessel leading from the heart to branch into pulmonary arteries. Other options (right pulmonary artery, lobar arteries) are either branches or specific arteries, not the main trunk.

Answer:

B. Pulmonary trunk