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The function of this muscle is to rotate the head to the opposite side or obliquely rotate the head. [4] It also flexes the neck. [4] When both sides of the muscle act together, it flexes the neck and extends the head. When one side acts alone, it causes the head to rotate to the opposite side and flexes laterally to the same side (ipsilaterally).
The scalene muscles are a group of three muscles on each side of the neck, identified as the anterior, the middle, and the posterior. They are innervated by the third to the eighth cervical spinal nerves (C3-C8). The anterior and middle scalene muscles lift the first rib and bend the neck to the side they are on. The posterior scalene lifts the ...
During a surgery performed to correct the sternal depression, it was found that the right pectoralis major was totally absent. However, previous physical exams did not show deficiencies in muscle strength as the right shoulder was good for flexion, adduction, horizontal adduction and internal rotation. Moreover, his pain and touch sensation ...
The splenius cervicis (/ ˈ s p l iː n i ə s s ər ˈ v aɪ s ɪ s /) (also known as the splenius colli, /-ˈ k ɒ l aɪ /) is a muscle in the back of the neck.It arises by a narrow tendinous band from the spinous processes of the third to the sixth thoracic vertebrae; it is inserted, by tendinous fasciculi, into the posterior tubercles of the transverse processes of the upper two or three ...
Muscles Worked: A side plank is a workout in and of itself, but to take it up a notch we’re going to add a rotation. Works your transverse abdominis, rectus abdominis, internal and external ...
Benefits: A lumbar trunk rotation stretch is a great starting place, as it “helps loosen up the lower back and improve spinal mobility,” Prestipino explains. 2. Single knee-to-chest stretch
Deep muscles of the chest, including pectoralis minor, serratus anterior, and subclavius (Gray 1918) Pectoralis major is a thick, fan-shaped or triangular convergent muscle, which makes up the bulk of the chest muscle. It lies under the breast. It serves to flex, extend, and rotate the humerus, the long bone of the upper arm.
Right-side chest pain may be a sign of something less worrisome, like muscle pain. Or it may indicate a more serious health problem related to the heart or lungs.