
Adductor Brevis Muscle
Origin: Inferior ramus and body of the pubis
Insertion: Along a line from the lesser trochanter to the linea aspera, the upper third of the linea aspera, downward along the upper the upper third of the linea aspera, immediately behind pectineus and the upper part of adductor longus.
Actions: Adduction of the thigh
Innervation: Anterior division of the obturator nerve (L2. L3)
Blood Supply: Femoral artery
Primary Actions of the Adduction Brevis
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Secondary Actions of the Adductor Brevis
1. Assists with internal rotation of the thigh at the hip
Agonists:
- Tensor fasciae latae
- Gluteus mimimus (anterior fibers)
- Gluteus medius (anterior fibers)
Antagonists:
- Obturator internus
- Obturator externus
- Gemellus superior
- Gemellus inferior
- Quadratus femoris
Adductor longus and adductor magnus assist with internal rotation of the thigh at the hip.
Muscle Pain Information: Trigger points in the adductor brevis muscle contribute to pain in the groin, hip, inner thigh and knee.