胸鎖乳突筋

Also known as sternocleidomastoideus, sternomastoid

paired muscle of the neck that traverses the neck between the manubrium sterni and the mastoid process

Key facts

Pronunciation: ( / ˌ s t ɜːr n oʊ ˌ k l aɪ d ə ˈ m æ s ˌ t ɔɪ d , - n ə -, - d oʊ -/ )
Origin: Manubrium and medial portion of the clavicle
Insertion: Mastoid process of the temporal bone , superior nuchal line
Artery: Occipital artery and the superior thyroid artery
Nerve: Motor: spinal accessory nerve , sensory: cervical plexus , Proprioceptive: ventral primary rami of C2 and C3
Actions: Unilaterally: contralateral cervical rotation, ipsilateral cervical flexion Bilaterally: cervical flexion, elevation of sternum and assists in forced inhalation.
Latin: musculus sternocleidomastoideus
Ta98: A04.2.01.008

via Wikipedia infobox

Wikidata facts

Image: Sternomastoid muscle animation small2.gif

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Article · 日本語

胸鎖乳突筋（きょうさにゅうとつきん）は頸部にある筋肉の一つ。首を曲げ、回転させる働きを持つ。胸鎖乳突筋という名前は、胸骨と鎖骨を起始とし、側頭骨の乳様突起（及び後頭骨）に停止するところからつけられた。支配する運動神経は副神経であり、知覚は頚神経叢が司る。血液は後頭動脈と上甲状腺動脈の枝である胸鎖乳突筋枝から供給される。

Abstract from DBpedia / Wikipedia · CC BY-SA