6.2 Muscles of the Back

Flashcards covering key terms and definitions related to the muscles of the back.

Superficial muscles of the back

Muscles associated with shoulder movement.

Intermediate muscles of the back

Muscles associated with trunk movement.

Deep muscles of the back

Muscles associated with movement of the vertebral column.

Erector spinae muscles

Group of deep back muscles that include Iliocostalis, Longissimus, and Spinalis.

Rhomboids

Muscles located deep to the trapezius, includes major and minor.

Latissimus dorsi

A large muscle of the back that helps in movements of the shoulder and trunk.

Serratus posterior superior

Muscle that aids in elevating the ribs.

Serratus posterior inferior

Muscle that aids in depressing the ribs.

Interspinales

Minor deep intrinsic muscles that act to stabilize the spinal column.

Levatores costarum

Muscles that raise or elevate the ribs.

Rotatores

Muscles that stabilize the spinal column and provide proprioception.