Thorax 4

Question 1

from anterior to posterior list the 4 parts of the superior mediastinum

Answer 1

veins (SVC)
arteries (pulmonary)
trachea
esophagus

Question 2

what veins are in the superior mediastinum

Answer 2

brachiocephalic veins
and SVC
azygos vein

Question 3

what part of the aorta is in the superior mediastinum

Answer 3

arch of aorta and 3 big branches

Question 4

where does the azygous vein receive blood from

Answer 4

venous blood from intercostal spaces draining into the posterior aspect of the SVC

Question 5

posterior mediastinum location

Answer 5

• inferior to sternal angle
• anterior to vertebral bodies T5-T12
• posterior to pericardium
  -posterior to Diaphragm

Question 6

major structures present in the Posterior Mediastinum

Answer 6

esophagus
descending aorta/thoracic - posterior intercostal arteries
sympathetic trunk
azygous/hemiazygous/accessoryazygous veins
thoracic duct

Question 7

the thoracic/descending aorta supplies blood to

Answer 7

• intercostal spaces
  esophagus
  pericardium
  lungs (bronchial arteries)
  diaphragm (phrenic arteries)

Question 8

location of the thoracic duct

Answer 8

anterior to vertebral bodies
deep to esophagus
~t5-TD moves left

Question 9

what is the venous angle made from

Answer 9

the internal jugular and subclavian veins meet

Question 10

nerves located in the mediastinum

Answer 10

vagus nerve (heads posterior towards the esophagus)
phrenic nerve (in phront of the root of the lung)