The right-side longus colli and longus capitis are stretched by extending and left laterally flexing the head and neck at the spinal joints.
![The right-side longus colli is stretched by extending and left laterally flexing the head and neck at the spinal joints.](https://learnmuscles.com/wp-content/uploads/2017/10/f02-07-A05170-1-742x1024.jpg)
The right-side longus colli is stretched by extending and left laterally flexing the head and neck at the spinal joints.