great vessels of heart

what is the first part of the aorta called?

ascending aorta

what is the second part of the aorta called?

arch of aorta

what is the third part of the aorta called?

descending aorta

what are the branches of the arch of the aorta?

1 + 2) brachiocephalic trunk - right subclavian artery, right common carotid artery
3) left common carotid artery
4) left subclavian artery

draw the branches of the arch of aorta

where is the pulmonary artery in relation to right atrium?

anteriorly and medially to right atrium

where is the pulmonary artery in relation to the aorta?

overlaps root of aorta, and passes posteriorly

what vertebral level does the pulmonary artery split into right and left?

T5-6

where does the left pulmonary artery go?

- left side of the lung
- bifurcates into two branches to supply each lobe

where does the right pulmonary artery go?

- right side of lung
- bifurcates into two branches to supply each lobe

how many pulmonary veins are there?

4
- one superior and inferior for each of the lungs

what lies between the right and left pulmonary veins?

the oblique pericardial sinus

how is the superior vena cava formed?

merging of brachiocephalic veins

which parts of the mediastium does the sup vena cava pass through?

superior then middle

how is the inferior vena cava formed?

joining of the common iliac veins

what veins drain into the inferior vena cava?

hepatic, lumbar, gonadal, renal, phrenic