Question

multiple choice question
the superior lobar artery is a branch of which of the following?

left pulmonary artery

right pulmonary artery

aortic arch

Explanation:

To determine the origin of the superior lobar artery, we recall anatomical knowledge: the right pulmonary artery gives off branches, including the superior lobar artery (the left pulmonary artery has different lobar branching patterns, and the aortic arch is not the source of lobar arteries to the lungs).

Answer:

B. Right pulmonary artery