Lab 9 - Image 5
The iliocostalis thoracis (1) ends in the thoracic region. The longissimus system features thoracis (2), cervicis (3), and capitis (4) divisions. The transversospinalis system (5) includes the reflected splenius m. (6) and the exposed semispinalis capitis m., which is composed of a dorsal biventer cervicis m. (7) and a ventral complexus m. (8).