Muscle origin
Posterior aspect of xiphoid process, internal surfaces of lower costal cartilages and 7-12th rib, medial and lateral arcuate ligaments (lumbocostal arches) and bodies of L1-3 and intervertebral discs), and anterior longitudinal ligament
Muscle insertion
Central tendon of diaphragm
Muscle function
Primary muscle of breathing. “Bracing”. Depresses costal cartilages and control of 7-12 rib.
Nerve innervation
C3-5 (Lovett reactor L1-3)
Primary muscle type
Tonic / Type I (75-85%)
Myofascial lines
Deep front line
Primary inhibatory muscles
Diaphragm anterior part, Psoas major
Organ relationship (T1-12, n. Vagus)
Related joints
Associated muscles
Assecorisk resp muskler
Deep line / Core
Manual and practical therapy strategies that will help you find the root cause(s) and achieve faster and better results with your clients.
Functional Rehab Academy is a part of:
Move2Peak Academy ApS, Denmark
contact@functionalrehabacademy.com