Muscle Anatomy of the Back

These flashcards focus on the major muscles in the back as discussed during the lecture, including their names and functions.

Trapezius

A large triangular muscle extending over the back of the neck and shoulders.

Latissimus Dorsi

A large muscle of the back that contributes to the movement of the shoulder.

Rhomboid Major

A muscle that connects the shoulder blades to the spine and helps retract the scapula.

Rhomboid Minor

A smaller muscle located above the rhomboid major that also aids in scapular retraction.

Levator Scapulae

A muscle that elevates the scapula and helps with neck movement.

Iliocostalis

The lateral column of the erector spinae group that aids in spinal extension.

Longissimus

The intermediate column of the erector spinae that assists in extending and rotating the spine.

Spinalis

The medial column of the erector spinae that primarily extends the vertebral column.

Serratus Posterior Superior

A muscle that assists in elevating the ribs during inhalation.

Serratus Posterior Inferior

A muscle that helps in depressing the ribs during exhalation.