6. Thoracic Cardiology Flashcards
What separates the superior mediastinum from the anterior, posterior, and middle mediastinum?
The line behind the sternal angle
What is the other name for the epicardium?
Visceral serous pericardium
What is the other name for the inferior border of the heart?
Right margin
Where are the crista / sulcus terminalis found?
Right atrium
What embryological structure becomes the ligamentum arteriosum?
Ductus arteriosus
What two vessels did the ductus arteriosus gap?
Aorta and the Pulmonary Trunk
What nerve can be compressed in an aortic aneurysm at the spot of the ligamentum arteriosum?
Left recurrent laryngeal nerve
(Runs under the weak spot in the aorta created by the ligamentum arteriosum)
What is the smooth wall of the right atrium called?
Sinus venarum
How will we know if the interatrial septum is pinned?
There will be a pin near to, but not on, the fossa ovalis.
What differentiates a papillary muscle from trabecula carnae?
The attachment of chordae tendonae to the papillary muscles.
(If something has no chordae tendonae attached to it, don’t label it a papillary muscle!)
What is the smooth wall before the pulmonary valve called?
Conus arteriosus
What is the other name for the moderator band?
Where is it located?
Septomarginal trabeculum
Right ventricle
What do we call the space behind the pulmonary semilunar valve?
Pulmonary Sinus
Where is the only place you can find pectinate muscle in the left atrium?
The left auricle
What sinus exists behind the outflow vessels?
Transverse pericardial sinus
