Arteries of systemic circulation
Arteries of systemic circulation
★ Aorta Ascending aorta Level of second right sternocostal joint Aortic arch 14 Descending aorta L4 Common iliac a
★ Aorta Ascending aorta Aortic arch T4 Descending aorta L4 Common iliac a. Level of second right sternocostal joint
Aorta Ascending aorta Arises from left ventricle Runs upward, forward and to the right EXtends to level of second right sternocostaljoint Branches: right and left coronary arteries
Aorta Ascending aorta ◼ Arises from left ventricle ◼ Runs upward, forward and to the right ◼ Extends to level of second right sternocostal joint ◼ Branches: right and left coronary arteries
Aorta Aortic arch Continuation of ascending aorta Curves upward, to the left and posteriorly, then downward, arching over left principal bronchus and pulmonary trunk to lower border of T4 level, to become descending aorta Branches(from right to left a Brachiocephalic trunk Left common carotid artery Left subclavian artel Aortic glomera-chemoreceptor
Aorta Aortic arch ◼ Continuation of ascending aorta ◼ Curves upward, to the left and posteriorly, then downward, arching over left principal bronchus and pulmonary trunk to lower border of T4 level, to become descending aorta ◼ Branches (from right to left ) ❑ Brachiocephalic trunk ❑ Left common carotid artery ❑ Left subclavian artery ◼ Aortic glomera－chemoreceptor
Aorta Descending aorta Thoracic aorta Abdominal aorta
Aorta Descending aorta ◼ Thoracic aorta ◼ Abdominal aorta