Pulmonary artery: One of the two vessels which are formed as terminal branches of the pulmonary trunk and convey un-aerated blood to the lungs.The two pulmonary arteries differ in length and anatomy. The right pulmonary artery is the longer of the two.It passes transversely across the midline in the upper chest and passes below the aortic arch to enter the hilum of the right lung as part of its root.The left pulmonary artery is the shorter of the two terminal branches of the pulmonary trunk.ulmonary artery: One of the two vessels which are formed as terminal branches of the pulmonary trunk and convey un-aerated blood to the lungs.
| March 10, 2017 @ 5:09 PM. Getty Images. Patton Oswalt says the death of his wife, Michelle McNamara, last year was a bit like a science fiction movie. In an interview with NPR published Friday, Oswalt said that McNamaraâs death has helped him more fully understand what other people go through in the grieving process.
He is the main antagonist in the second part of the book. Bob Ewell was killed in the climax of the novel. Atticus thinks it is his own son Jem that did it while the sheriff, Heck Tate, decides it is Boo Radley. It is up to the reader to decide which is the true story.