Stretching the hyoid group of muscles involves extending and opposite-side laterally flexing the head and neck at the spinal joints, with the mandible elevated (the jaw closed).
The hyoid group is composed of the:
- sternohyoid
- sternothyroid
- thyrohyoid
- omohyoid
- digastric
- stylohyoid
- mylohyoid
- geniohyoid