斜角肌

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Scalene Muscles

该斜角肌组 (拉丁: “阶梯”) 是 3 从颈椎运行于较高的肋成对子宫颈的肌肉组织. 在此它们形成了胸膜和胸腔顶部的屋顶. 该神经支配是通过使用颈椎和臂丛神经丛的直属分行进行 (C3-6).

斜角肌中肌起源于横向的后Tubercula. 它在第一肋背侧接近第三至第七颈椎骨和插入物到斜角肌前肌.

斜角肌后肌具有其在所述第二肋插入. 此外, it has its foundation at the posterior tubercula of the transverse techniques of the 5th to 7th cervical vertebrae.

斜角肌

 

Origin of Scalene Muscles

Especially, 该 3 scalene muscular tissues originate collectively on the transverse strategies of the vertebrae from the 1/3 to the 6th cervical vertebrae (c3 to c6). 此外, take into account that the transverse processes are the bony projections that stick out on the sides of each vertebra.

 

插入

The anterior and center scalene muscle tissues insert on the first rib. Whilst the posterior scalene inserts on the second rib.

 

What actions do the scalene muscles do?

They function unilaterally, to assist in lateral flexion of the neck to the identical side. 此外, the scalenes as a set additionally assist as secondary breathing muscle groups. If we’re in a scenario in which we want greater air to get into the lungs, these muscle groups will kick in and lift the ribs that they attach to. They work to assist in forced suggestion or inhalation, 举个例子. While we’re running or trekking up a steep hill.

 

Function of Scalene Muscles

The scalene muscles mass raises the ribs, and consequently the thorax. 为此原因, they’re also taken into consideration as accent muscles of suggestion. A unilateral contraction bends the cervical spine to the facet (lateral flexion).

 

病理学

Scalene my ofascial ache syndrome is a local pain syndrome. In it, the aches originate in the neck location and radiate all the way down to the arm. 此外, this situation may additionally present as primary or secondary to underlying cervical pathology. 此外, the trigger factor interest inside the scalene muscle group plays a sizable role in many top frame pain court cases. 同样, a therapist must understand this muscle group and its trigger points thoroughly. If they are to provide powerful answers to their patron’s chest ache, higher again pain, shoulder ache, radiating arm ache or thoracic outlet syndrome, wrist ache, and hand ache complaints.

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