Thorax Flashcards
Diaphragm attachments
Anterior to xiphisternum opposite T8/9, then deep surface of ribs and costal cartilage of 7-12
What passes through the diaphragm at T8
IVC and R. phrenic nerve
What passes through the diaphragm at T10
Oesophagus, with both vagus nerves and L. gastric vessels
What passes through the diaphragm at T12
Aorta (behind) with thoracic duct and azygos vein
Where does the lung root lie
T5 - T8
What passes through the thoracic inlet (4)
Oesophagus
Trachea
Vagus and phrenic nerves
Brachiocephalic veins
Branches of the arch of the aorta
Anterior to posterior, structures that pass into the UL from the thoracic inlet
Subclavian vein
Scalenus anteror
Subclavian artery
Inferior trunk of the brachial plexus
What lies more medial, vagus or phrenic nerve
Vagus
What does the superior mediastinum lie between?
What does the inferior mediastinum lie between?
Thoracic inlet and the plane between sternal angle & T4/5
What does the inferior mediastinum lie between?
The plane between sternal angle & T4/5 and the outlet
What lies in the anterior mediastinum?
Thymus
What lies in the middle mediastinum
Contents of the pericardium
What lies in the posterior mediastinum (4)
Aorta, thoracic duct, oesophagus and azygos vein
What provides sensory innervatin to the pericardium?
Phrenic nerves
Anterior heart surface mainly formed by?
R. ventricle and some L. ventricule
Inferior heart surface mainly formed by?
L. > R. ventricules
What forms the R. border of the heart
Right atrium
What forms the L. border of the heart
L. ventricle and L. auricleW
what frms the base of the heart?
L. atrium