A+ is developed and maintained by leading IT experts. Content for the exams stems from a combination of industry-wide survey feedback and contributions from our team of subject matter experts. Learn more about the people behind the CompTIA A+ exam development and the CompTIA A+ Advisory Committee.
Coarctation of the aorta, or aortic narrowing (abbreviated as CoA), is a congenital condition whereby the aorta narrows in the area where the ductus arteriosus (ligamentum arteriosum after regression) inserts.: Coarctation (narrowing) of the aorta. 1:Inferior vena cava, 2:Right pulmonary veins, 3: Right pulmonary artery, 4:Superior vena cava, 5:Left pulmonary artery, 6:Left pulmonary veins, 7:Right ventricle, 8:Left ventricle, 9:Pulmonary artery, 10:Aorta.
Aortic coarctation is a narrowing of a portion of the aorta, the major artery that leads out of the heart to the body.This narrowing usually occurs at the point of curvature of the aorta, just beyond where the branches that supply the arms and head leave.ortic coarctation is a narrowing of a portion of the aorta, the major artery that leads out of the heart to the body.