Anatomy of Internal heart, posterior mediastinum and posterior thoracic wall Flashcards
Where does the pleural cavity extend to?
2-3 cm above medial clavicle
What are the possible consequences of a penetrating wound to the neck?
pneumo/haemothorax
Define chylothroax
Chyle in the pleural cavity
What is chyle?
Lipid rich lymph fluid
Define empyema
Pus in the pleural cavity
What could cause enlargement of hilarity lymph nodes and what would its effect be?
Infection or carcinoma
It would cause obstruction of a bronchus
what effect would bronchus obstruction have?
Atelectasis: lung collapse which causes absence of GAS EXCHANGE
What is the carina?
cartilage ridge between division/bifurcation of trachea into 2 bronchi
As the Left vagus nerve crosses that aortic arch what branch does is give off?
Recurrent laryngeal nerve
Where does the recurrent laryngeal nerve run from? GIRAFFE
Begins at thorax and goes all the way up to the larynx
How does the branching of the left and right vagus nerve differ?
The recurrent laryngeal nerve beaches from the right vagus nerve more superiorly
In the thoracic area, does the left vagus nerve pass anteriorly or posteriorly to the hilum?
it passes posterior to the hilum
How does the phrenic nerve pass compared to the hilum?
It passes anterior to hilum
what is pericardial effusion?
Excess fluid in the pericardial cavity
What is cardiac tamponade?
Compression of the heart due to excess fluid and fibrous pericardium