Respiratory Anatomy Flashcards
What nerve lies posterior to the hilum of the lungs? What kind of innervation?
Vagas
Parasympathetic
At what vertebral level does aorta pass through diaphragm?
T12
What nerve lies anterior to hilum of the lung? What is this nerves root value and what does it supply?
Phrenic
C3-5
diaphragm
What does the azygous vein drain?
Hemi-azygous
Accessory Azygous
Name the structures in the posterior mediastinum?
Oesophagus Descending Aorta Vagus and sphlachnic nerves Thoracic duct Lymph Nodes Azgous/hemi/accessory veins
What intercostal muscles lies most deep? What is its nerve?
Innermost –intercostal nerves (the ventral rami of thoracic spinal nerves
Which bronchus is shorter, wider and more vertical? What is clinical importance of this?
Right
More chance of objects falling in (aspiration)
What type of epithelium is present in the trachea?
Pseudostratified ciliaeted columnar epithelium
The head of the 5th rib articulates with the body of?
Vertebra T5 and T4
The intercostal neurovascular bundle is situated?
Between the internal and innermost intercostal muscles
What order to the IVC, oesophagus and aorta pass through the diaphragm in?
T8, T10, T12
The inferior reflection of the parietal pleura crosses?
crosses the 10th rib in the midaxillary line
The left lung is characterised by?
Two lobes
Presence of lingula projecting from its anterior border?
Where does trachea bifurcate?
T4
What lymph nodes drain trachea?
Tracheobronchial
