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 Visceral serous pericardium?
What layer of the heart is the thick muscular layer made up of spiraling, overlapping layers of cardiac muscle?
What layer of the heart is the thin internal endothelial and subendothelial layer lining the inside of the chambers of the heart and valves?
1) Epicardium
2) Myocardium
3) Endocardium
What is the other name for the inferior border of the heart?
Right margin
Where are the crista / sulcus terminalis found?
What does crista terminalis seperate?
1) Right atrium
2) Rough and smooth wall of RA
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?
Rough wall?
1) Sinus venarum
2) Pectinate muscle
What internal feature of the right atrium is the wall between the two atria and contains the remnant of the foramen Ovalis within its borders?
What internal feature of the right atrium is the embryonic remnant of the foramen Ovalis?
1) Interatrial septum
2) 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?
What does it do?
1) Septomarginal trabeculum
2) Right ventricle
3) Transmits RBB of AV bundle to the anterior papillary m.
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