The

pectoral fascia The pectoral fascia is a thin lamina, covering the surface of the pectoralis major, and sending numerous prolongations between its fasciculi: it is attached, in the middle line, to the front of the sternum; above, to the clavicle; laterally and be ...

is very thin over the upper part of the pectoralis major, but thicker in the interval between it and the

latissimus dorsi The latissimus dorsi () is a large, flat muscle on the back that stretches to the sides, behind the arm, and is partly covered by the trapezius on the back near the midline. The word latissimus dorsi (plural: ''latissimi dorsi'') comes from L ...

, where it closes in the axillary space and forms the axillary fascia. Axillary fascia, together with the skin, forms the base of the axilla.

References

Fascia Axillas {{anatomy-stub

See also

References