Subclavius muscle | |
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Details | |
Origin | First rib and cartilage |
Insertion | Subclavian groove of clavicle (inferior surface of middle one third of the clavicle) |
Artery | Thoracoacromial trunk, clavicular branch |
Nerve | Subclavian nerve |
Actions | Depression of clavicle elevation of first rib |
Identifiers | |
Latin | musculus subclavius |
TA98 | A04.4.01.007 |
TA2 | 2306 |
FMA | 13410 |
Anatomical terms of muscle |
The subclavius is a small triangular muscle, placed between the clavicle and the first rib.[1] Along with the pectoralis major and pectoralis minor muscles, the subclavius muscle makes up the anterior axioappendicular muscles, also known as anterior wall of the axilla.[2]