In response to these issues, several writers agree that breathing when playing the oboe is most effective when it incorporates diaphragmatic, intercostal and clavicular breathing.
They could identify few muscles involved in breathing, and struggled to describe differences between clavicular, thoracic and abdominal breathing.
The shoulder manifests as a severe droop, secondary to downward displacement of the scapula and humerus due to loss of the clavicular strut.
It primarily works the anterior deltoid, with assistance from the serratus anterior, biceps brachii and clavicular portions of the pectoralis major.
During gestation (pregnancy), clavicular size can be calculated using available nomograms.
When the clavicular origin is broad, it is occasionally subdivided into several slips, separated by narrow intervals.
Absence of the clavicular part is less frequent.
The muscle is divided into clavicular and sternal parts.