Question

-cardium: of or pertaining to the heart
ecto-: outer, external
endo-: within
epi-: over, around
meso-: middle
myo-: muscle

Based on the word part meanings, which term refers to the membrane between the outermost and innermost part of the heart?

endocardium

mesocardium

myocardium

Answer 1

mesocardium

Answer 2

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