| 词汇 | pectoral-girdle |
| 释义 | pectoral girdle noun[ Cusually singular ] anatomy specializeduk /ˌpek.tər.əl ˈɡɜː.dəl/ us /ˌpek.tɔːr.əl ˈɡɝː.dəl/ the rounded structure of bones that connects the arms to the main part of the body: The arm articulates with the trunk via the pectoral girdle. Along with the clavicle, the scapula forms the pectoral girdle. The pain is usually most severe around the pelvic and pectoral girdles. The scapula also articulates with the clavicle to form the shoulder girdle or pectoral girdle. Large portions of the pectoral girdle and forelimb have been preserved, but are disarticulated. Bone structures acetabular acetabulum acromial acromioclavicular acromion foramen magnum frontal bone glenoid gnathic gynecoid osteology osteophyte osteotomy parietal parietal bone TMJ trapezoidal triquetrum true rib tubercle Synonymshoulder girdle |
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