Semispinalis muscles :-

Semispinalis muscles :- Muscle details :- a group of three muscles belonging to the transversospinales. These are the semispinalis capitis, the semispinalis cervicis and the semispinalis thoracis. Origin :- articular processes of C4-C6; transverse processes of C7 and T1-T7 . Insertion :- occipital bone between the superior and inferior nuchal… Continue reading

Rectus capitis posterior major muscle :-

Rectus capitis posterior major muscle :- muscle details :- arises by a pointed tendon from the spinous process of the axis, and, becoming broader as it ascends, is inserted into the lateral part of the inferior nuchal line of the occipital bone and the surface of the bone immediately below… Continue reading

Rectus capitis posterior minor muscle :-

Posterior :- Rectus capitis posterior minor muscle :- muscle details :- arises by a narrow pointed tendon from the tubercle on the posterior arch of the atlas, and, widening as it ascends, is inserted into the medial part of the inferior nuchal line of the occipital bone and the surface… Continue reading

Obliquus capitis inferior muscle :-

Obliquus capitis inferior muscle :- muscle details :- the larger of the two oblique muscles of the neck. It arises from the apex of the spinous process of the axis and passes laterally and slightly upward, to be inserted into the lower and back part of the transverse process of… Continue reading

Rectus capitis lateralis muscle :-

Rectus capitis lateralis muscle :- Muscle details :- a short, flat muscle, arises from the upper surface of the transverse process of the atlas, and is inserted into the under surface of the jugular process of the occipital bone. Origin :- Upper surface of the transverse process of the atlas… Continue reading