Lecture:3 Trachia, Bronchial Tree, Lung, Pleura Flashcards
Where does the trachea ly?
In the superior mediastinum
Where does the trachea begin?
C6
Where does the trachea terminate?
T4
What is Posterior to the Trachea?
Left recurrent laryngeal nerve
What is anterior to the trachea?
The left innominate vein and artery
What drains the trachea?
The Inferior Thyroid veins
Enumerate differences between both bronchus?
The right main bronchus is shorter and wider
When a foreign body enter the trachea, which bronchus does it enter?
The right main bronchus
What is the deep layer of pleura?
The Visceral layer
What is the Parietal layer of the pleura?
The outer most layer
Which part of the parietal pleura protrudes through the thoracic inlet to the neck?
The Cervical pleura
What does the Supra pleural membrane span?
The 7th cervical transverse process to the inner border of the first rib
What is the nerve supply of the costal and peripheral diaphragmatic pleura?
Intercostal nerves
What is the nerve supply of both mediastinal and central diaphragmatic pleura?
Phrenic nerves
Important: where is the apex of the lung?
Extends above and behind the medial third of the clavicle
What does the Inferior border of the lung protrude through?
Costa-diaphragmatic recess
What does the mediastinal surface of the lung contain?
The hilum
What does the posterior border of the lung occupy?
Para-vertebral gutter
Which area is used for pericardial puncture?
The cardiac notch (medial ends of 5th and 4th intercostal spaces)
Where do stab wounds affect both lung and pleura?
Above the 8th rib
Between the 10th and 8th rib stab wounds lead to Injury of?
Only the pleura
What is an entry of air into the pleural cavity called?
Pneumothorax
