Mediastinum Flashcards
Mediastinum definition…
The area that lies between the lungs
Thoracic inlet borders
ribs 1, T1 vertebra and jugular notch
Transverse thoracic plane location
between sternal angle and T4/T5
Anterior mediastinum contains…
Thymus
Middle mediastinum contains…
Heart and the great vessels
Posterior mediastinum contains…
Oesophagus and trachea, thoracic duct and thoracic aorta, sympathetic chains and vagus and azygous vein
Azygous vein
Intercostal veins drain into. Arches anteriorly and superiorly to the lung root- meets the SVC
First branch from the aortic artery?
Coronary arteries
Name the second, third and fourth branches of the aortic artery
Brachiocephalic trunk, left common carotid artery, left subclavian artery
Aorta perforates the diaphragm through…
the aortic hiatus
What borders make up the venous angle?
Internal jugular vein and subclavian vein
Thoracic duct drains lymph into …. from ….
the left venous angle from the both legs, abdomen, left chest, arm and head
Right lymphatic duct drains lymph into… from…
the right venous angle from the right arm, chest and head
Thoracic duct starts with swollen… in the abdomen
cisterna chyli
Vagus position in release to phrenic?
posterior and medial
