Which structure in the developing heart forms from the primitive atrium?
A) anterior wall of the right atrium
B) anterior wall of the left atrium
C) left auricle
D) All of these choices

Question

Quizplus · Accepted Answer

The primitive atrium contributes to the formation of the anterior wall of both the right and left atria, as well as the left auricle, during heart development.

Which Structure in the Developing Heart Forms from the Primitive