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The Myocardium of Tunas Is

Question 12

Multiple Choice

The myocardium of tunas is


A) composed of an outer compact layer with coronary vessels and an inner spongy layer.
B) spongy, with little or no development of coronary vessels.
C) compact, with coronary arteries and veins.
D) a mixed structure, with blood flowing from lumen into coronary veins.

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