What subgroup of the erector spinae group is the most lateral?

Name: What subgroup of the erector spinae group is the most lateral?
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Question

Quizplus · Accepted Answer

The subgroup of the erector spinae group that is the most lateral is the iliocostalis, which runs along the side of the back from the pelvis to the ribs. The longissimus and spinalis subgroups are more medial, while the semispinalis subgroup is located in the middle of the erector spinae group.

What Subgroup of the Erector Spinae Group Is the Most