Copy Right- H in University Deep cervical muscles Lateral groups 1-Scalenus anterior 2-Scalenus medius 3-Scalenus posterior Ant. view of cervical muscles Copy Right- Hongqi ZHANG-Department of Anatomy-Fudan UniversityCopy Right- Hongqi ZHANG-Department of Anatomy-Fudan University Copy Right- Hongqi ZHANG-Department of Anatomy-Fudan University Lateral groups Deep cervical muscles 1 2 3 1 3 2 1 2 1 2 1-Scalenus anterior 2-Scalenus medius 3-Scalenus posterior Ant.view of cervical muscles