Groin Adductor Muscles
Muscle |
Origin |
Insertion |
Action |
Innervation |
Nerve |
Image |
pectineus |
pecten of pubis |
pectineal line of femur |
adducts, flexes, and medially rotates thigh |
femoral nerve and occasionally anterior division of obturator nerve |
none |
|
gracilis
|
pubic symphysis and inferior pubic ramus |
medial surface of tibia (via pes anserinus) |
adducts thigh, flexes leg, flexes and medially rotates thigh |
anterior division of obturator nerve |
none |
|
adductor longus) |
Front of pubis |
Middle third of the linea aspera of femur |
adducts, flexes, and medially rotates femur |
anterior division of obturator nerve |
Just below the pubic bone on the medial side |
|
adductor brevis
|
Front of pubis |
Upper one third of the linea aspera |
adducts, flexes, and medially rotates femur |
anterior division of obturator nerve |
Cannot be palpated |
|
adductor magnus
|
Pubis and ischial tuberosity |
Whole length of the linea aspera (posterior of femur) |
Adduction of the hip.Rotates outward as the hip adducts |
posterior division of obturator nerve and tibial nerve (ischiocondylar part) |
Possible posterior medial surface of the thigh |