Advanced Cardiac Anatomy and Echo Windows Flashcards
interventricular sulcus
between the two ventricles
atrioventricular sulcus
between the atria and ventricles
IV sulcus follows the path of the ___________ and if horiz/vert (on US)
interventricular septum
verticle
AV sulcus follows the path between both __________ and if horiz/vert (on US)
ventricles and atria
horizontal
where the IV and AV sulcus meet is called the
crux (cross)
crux
where the IV and AV sulcus meet
heart sulci contain
vessels and epicardial fat
IV sulcus anteriorly and posteriorly contains
ant: LAD/Great Cardiac Vein
post: PDA/Middle Cardiac Vein
AV sulcus anteriorly and posteriorly contains
ant: CX/RCA
post: coronary sinus/PDA
coronary sinus is the
final stop collecting all blood from venous heart (drains into RA)
PDA branches off of
RCA
left main coronary artery branches
LAD
CX
RCa travels ___ along the ___ sulcus towards the ____ heart
rightward
AV
posterior
______% of the PDA comes from the RCA and travels in the ______ sulcus
70-80
posterior IV
LMCA length
few mm to 1.5cm
Right heart O2 saturation percentage
75
left heart O2 saturation percentage
98
coronary sinus O2 saturation percentage
50
all cardiac veins drain into the _____
coronary sinus
cardiac vein names (3)
great, middle, small
right atrial appendage shape
snoopy ear
which heart chamber is shaped like a crescent
right ventricle
right ventricle wall thickness
less than or equal to 5mm
RV inflow is at a ___ degree angle compared to RV outlfow
45
why is LV round in short axis
higher pressure (IVS bulges to right)
what is only found in the RV
moderator band
where is moderator band found
RV