The erector spinae is a group of muscles of the back, including which three of the following groups?
1) iliocostalis
2) spinalis
3) segmental
4) longissimus
5) scalene
A) 1, 2, 3
B) 1, 2, 4
C) 2, 3, 5
D) 1, 4, 5

Question

The erector spinae is a group of muscles of the back, including which three of the following groups? 
1) iliocostalis
2) spinalis
3) segmental
4) longissimus
5) scalene
A) 1, 2, 3
B) 1, 2, 4
C) 2, 3, 5
D) 1, 4, 5

Quizplus · Accepted Answer

The erector spinae muscles include the iliocostalis, spinalis, and longissimus groups, which are key in extending and laterally flexing the spine.

The Erector Spinae Is a Group of Muscles of the Back