Clavicle (bone)

Authors

Affiliations

Nathaniel Yomogida, B.S., SPT

Doctor of Physical Therapy

B.S. in Kinesiology

Chloë Kerstein, B.S., SPT

Doctor of Physical Therapy

B.A. in Neuroscience

Serves as one of the borders of the thoracic outlet

Attachment Sites

General Attachment sites

Muscles attached to the clavicle

Muscle	Origin	Insertion	Nerve	Action
Pec Major	/The Archive/Anatomy/Skeletal Muscles/Upper Limb Muscles/Axioappendicular Anterior Muscles/pectoralis_major_muscle.html#origin	/The Archive/Anatomy/Skeletal Muscles/Upper Limb Muscles/Axioappendicular Anterior Muscles/pectoralis_major_muscle.html#insertion	?var:ref-pectoralis-major.nerve	/The Archive/Anatomy/Skeletal Muscles/Upper Limb Muscles/Axioappendicular Anterior Muscles/pectoralis_major_muscle.html#action

Medial 1/3

Muscle attachments on the medial 1/3 of the clavicle

Muscle	Origin	Insertion	Nerve	Action
Sternocleidomastoid	/The Archive/Anatomy/Skeletal Muscles/Head and Neck/Neck Muscles/Sternocleidomastoid muscle/sternocleidomastoid_muscle.html#origin	/The Archive/Anatomy/Skeletal Muscles/Head and Neck/Neck Muscles/Sternocleidomastoid muscle/sternocleidomastoid_muscle.html#insertion	?var:ref-sternocleidomastoid.nerve	/The Archive/Anatomy/Skeletal Muscles/Head and Neck/Neck Muscles/Sternocleidomastoid muscle/sternocleidomastoid_muscle.html#action

Trapezoid line

attachment point for the coracoclavicular trapezius lig.¹

Conoid tubercle

• Attachment for coracoclavicular conoid lig.¹

References

1.

Neumann DA, Kelly ER, Kiefer CL, Martens K, Grosz CM. Kinesiology of the Musculoskeletal System: Foundations for Rehabilitation. 3rd ed. Elsevier; 2017.