Pulmonary Arteries: What They Are & What They Do - Cleveland Clinic
2022年10月29日 · Your main pulmonary artery (pulmonary trunk) connects to your right ventricle at your pulmonary valve at the front of the heart. From there, it leaves your heart and travels upward along the left side of your ascending aorta. Beneath your aortic arch, your main pulmonary artery splits into the right pulmonary artery and left pulmonary artery.
Pulmonary artery - Wikipedia
A pulmonary artery is an artery in the pulmonary circulation that carries deoxygenated blood from the right side of the heart to the lungs. The largest pulmonary artery is the main pulmonary artery or pulmonary trunk from the heart, and the smallest ones are the arterioles, which lead to the capillaries that surround the pulmonary alveoli.
Anatomy, Thorax, Heart Pulmonary Arteries - StatPearls - NCBI Bookshelf
2023年7月24日 · The right pulmonary artery supplies the right lung while the left pulmonary artery supplies the left lung. The right pulmonary artery courses posterior to the ascending aorta and anterior to the descending aorta. It lies anterior to the right mainstem bronchus.
Pulmonary arteries and veins: Anatomy and function - Kenhub
2023年10月30日 · In the developed heart, the pulmonary trunk (pulmonary artery or main pulmonary artery) begins at the base of the right ventricle. The pulmonary trunk is a short and stout (wide) structure that is about 5 cm in length and 3 cm in diameter, which branches into 2 pulmonary arteries; the left and right pulmonary arteries, which act to deliver ...
Pulmonary Artery: Anatomy, Function, and Significance - Verywell Health
2023年6月28日 · Where Is the Pulmonary Artery in the Body? The pulmonary artery is located at the exit of the right ventricle. This main arterial branch is located above the heart to the left of the ascending aorta. The right pulmonary artery wedges in the aortic arch, behind the ascending aorta and in front of the descending aorta.
Looking beyond the thrombus: essentials of pulmonary artery imaging …
The left pulmonary artery (LPA) travels over the left mainstem bronchus before dividing into its two branches at the root of the left lung. The right pulmonary artery (RPA) continues from the MPA before diving into its two branches, the superior and inferior (interlobar) trunk, at the root of …
Pulmonary vascular anatomy & anatomical variants - PMC
The right pulmonary artery is within the pericardium for more than three-fourths of its length and runs horizontally to the right behind the ascending aorta and superior vena cava. As it leaves the pericardium, it lies anterior and inferior to the right main stem bronchus.
Right Pulmonary Artery | Complete Anatomy - Elsevier
The right pulmonary artery travels under the aortic arch towards the hilum of the right lung accompanied by the right main bronchus. As it emerges from behind the superior vena cava, the right pulmonary artery gives off a small superior lobar artery.
Right pulmonary artery - e-Anatomy - IMAIOS
The right pulmonary artery (RPA) originates form the pulmonary trunk after the bifurcation of pulmonary trunk. Then the RPA follows a longer and more horizontal course than the left pulmonary artery (LPA), as it crosses the mediastinum.
Pulmonary Arteries - Radiology Key
2019年8月7日 · The right pulmonary artery passes anterior to the right main bronchus and divides into the truncus anterior, which extends into the right upper lobe of the lung, and the interlobar branch, which divides into segmental arteries extending into the right middle and right lower lobes.