Two Minutes of Anatomy: Obturator Externus

Obturator Externus
Origin: Obturator foramen.
Insertion: Posterior aspect of greater trochanter.
Innervation: Obturator Nerve L2-L4.
Concentric Actions: Hip adduction & lateral rotation.

Pectineus
Origin: Pectineal Line of Pubic Bone.
Insertion: Pectineal Line of Femur.
Innervation: Femoral Nerve L2, L3 (Twenty percent of population Accessory Obturator Nerve L3, L4).
Concentric Actions: Hip adduction & hip flexion.

Adductor Brevis
Origin: Anterior surface of Inferior Ramus & body of Pubis.
Insertion: Lesser Trochanter & Linea Aspera of Femur.
Innervation: Obturator Nerve L2-L4.
Concentric Action: Hip adduction.

Adductor Longus
Origin: Pubic body just below Pubic Crest.
Insertion: Middle third of Linea Aspera.
Innervation: Anterior branch of Obturator Nerve L2-L4.
Concentric Actions: Hip adduction & flexion.

Gracilis
Origin: Inferior border of Pubic Body near Symphysis.
Insertion: Proximal medial surface of Tibia. Pes Anserine.
Innervation: Obturator Nerve L3-L4.
Concentric Actions: Hip adduction, hip internal rotation & hip flexion.

Adductor Magnus
Origin: Inferior Pubic Ramus, Ischial Ramus & inferolateral area of Ischial Tuberosity.
Insertion: Gluteal Tuberosity of Femur, Medial lip of Linea Aspera, Medial Supracondylar Ridge & Adductor Tubercle.
Innervation: Posterior division of Obturator Nerve innervates most of it. Vertical (hamstring) portion innervated by Tibial Nerve. L2-L4.
Concentric Actions: Hip adduction, hip flexion & hip extension.

Dr Donald A Ozello DC of Championship Chiropractic in Las Vegas, NV
Web Site: http://www.championshipchiropractic.com/
Blog: https://www.championshipchiropractic....
Twitter:   / drdozellodc  
Facebook:   / championship-chiropractic-280141628688300  
LinkedIn:   / dr-donald-a-ozello-dc-716b3233  
YouTube:    / drdozellodc  
"Running: Maximize Performance & Minimize Injuries" https://www.amazon.com/Running-Perfor...

***Disclaimer: Viewing this video does not take the place of seeing a medical professional, receiving proper training in the medical profession or working with a fitness professional. Please visit a medical professional for evaluation, diagnosis & treatment. Please work with a fitness professional to learn proper exercise technique & to develop a proper training program. Never perform an exercise that elicits or intensifies symptoms. If an exercise elicits or intensifies symptoms, stop immediately and use a viable substitute. Please receive proper medical training before attempting these medical procedures.

References:
StatPearls
Adductor Strain
Kiel & Kaiser
Last Update: June 24, 2020
https://www.ncbi.nlm.nih.gov/books/NB...