大圓肌

Also known as teres major

muscle of the upper limb

Key facts

Origin: Posterior aspect of the inferior angle of the scapula
Insertion: Medial lip of the intertubercular sulcus of the humerus
Artery: Subscapular and circumflex scapular arteries
Nerve: Lower subscapular nerve (segmental levels C5 and C6 )
Actions: Adduct the humerus, internal rotation (medial rotation) of the humerus , extend the humerus from flexed position
Latin: musculus teres major
Ta98: A04.6.02.011

via Wikipedia infobox

Wikidata facts

Image: Teres major muscle animation2.gif

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Commons category: Teres major muscles

Sources (3)

Article · 中文

大圆肌（英語：Teres major）是上肢一束附着在肩胛骨和肱骨上的肌肉，是七个肩胛肱骨肌肉之一，是厚实但有些扁平的肌肉，位于背闊肌上方，有助于肱骨的伸展和内侧旋转。该肌肉有时候会被混淆为旋转肌群肌肉，但实际上它并不像那样附着在肩关节囊上，因而并不是旋转肌群一部分。拉丁語：Teres，意為“圆形”。

Abstract from DBpedia / Wikipedia · CC BY-SA