Anatomy Flashcards
the anterior mediastinum is the area between the sternum and…
the fibrous pericardium
the anterior mediastinum contains which gland?
the thymus gland
the thymus gland becomes replaced by what in adulthood?
adipose tissue
The middle mediastinum is the area that contains what three things?
heart, pericardium, parts of the great vessels
Great vessels in the mediastinum?
Inferior part of SVC, Superior part of IVC, Pulmonary trunk and arteries, pulmonary veins, ascending aorta
What is contained within the area that contains what structures? (7)
azygous, sympathetic chains and trunks, thoracic duct, vagus nerves, trachea and bronchi, thoracic aorta, oesophagus
First branches off the aorta
coronary arteries
second branch off the aorta
right brachiocephalic trunk
the right brachiocephalic trunk becomes…
right common carotid and right subclavian
third branch off the aorta
left common carotid
fourth branch off the aorta
left subclavian
on the posterior surface of the aorta…
the intercostal arteries
on the anterior surface of the thoracic aorta there are branches for…(5)
bronchial arteries, oesophageal, mediastinal, pericardial, phrenic arteries (diaphragm)
the right lymphatic duct drains into?
the right venous angle
the thoracic duct drains lymph into?
left venous angle
the right vagus nerve travels the lateral aspect of the…
trachea
the vagal plexus is on….
the oesophagus
the vagus nerve is which cranial nerve?
CN X
CN X exits the skull at…
the jugular foramen
the right phrenic nerve passes through the diaphragm with?
the IVC
the left vagus nerve passes onto the oesophagus passing…
posteriorly to the lung root
the left vagus nerve branches into…
the recurrent laryngeal nerve
When does the left vagus vagus nerve branch into the recurrent laryngeal nerve?
at the level of the ligamentum arteriosum
From lateral to medial - the nerves in the thoracic cavity are…
phrenic, vagus, recurrent laryngeal nerve
