(01) Cardiac Muscle & Heart Flashcards
black arrow

nerve
red arrow

vein
green arrow

endocardium
what heart (grossly) is the green arrow?

atrium
blue arrow

annulus fibrosum
What heart layer is the violet arrow?

myocardium
black arrow

pectinate muscle
red arrow

epicardium
black arrow

purkinje fiber
red arrow

inner subendothelium
blue arrow

endothelium
arrows

intercalated discs
Relative to the muscle in this image, the orientation of this section is what?

cross
what is this whole structure?

A-V valve

papillary muscle

chordae tendinae
What are all these?
cardiac myocytes in cross section
What are these?

cardiac myoctyes in longitudinal section
yellow arrows

inner subendothelium (subendocardium)
green arrows

outer subendothelium (subendocardium)
circle in the bottom left

septomarginal band (moderator band)