what vessels are attached to left atrium
Opening of the pulmonary veins: place where the pulmonary veins are attached to the heart. Left pulmonary arteries: vessels carrying blood from the heart to the left lung. Left pulmonary veins: vessels carrying blood from the left lung to the heart. Left atrium: upper left chamber of the heart.Mitral valve (bicuspid valve): tissue that prevents blood from flowing backward from the left ventricle to the left atrium. Entry of the aorta: place where the aorta is attached to the heart.Left ventricle: lower left chamber of the heart.eft atrium: upper left chamber of the heart. Mitral valve (bicuspid valve): tissue that prevents blood from flowing backward from the left ventricle to the left atrium. Entry of the aorta: place where the aorta is attached to the heart. Left ventricle: lower left chamber of the heart.