2026 mm of medial thigh

origin of adductor longus:

body of pubic bone (inferior to pubic crest)

insertion of adductor longus:

middle 1/3 of linea aspera of femur

action of adductor longus:

adducts hip

innervation of adductor longus:

obturator L2-4

origin of adductor brevis:

body of pubic bone and inferior pubic ramus

insertion of adductor brevis:

pectineal line and proximal linea aspera of femur

action of adductor brevis:

adducts and flexes hip

innervation of adductor brevis:

obturator n L2-4

origin of adductor magnus:

inferior pubic ramus and ischial ramus (adductor part)

ischial tuberosity (hamstring part)

insertion of adductor magnus:

gluteal tuberosity, linea aspera, medial supracondylar line of femur (adductor part)

adductor tubercle of femur (hamstring part)

action of adductor magnus:

adducts hip (both parts)

flexes hip (adductor part)

extends hip (hamstring part)

innervation of adductor magnus:

obturator n L2-4 (adductor part)

tibial part of sciatic n L4 (hamstring part)

origin of gracilis:

body of pubic bone and inferior pubic ramus

insertion of gracilis:

superior part of medial surface of tibia (pes anserine)

action of gracilis:

adducts hip

flexes knee and helps medially rotate knee

innervation of gracilis:

obturator n L2-3

origin of obturator externus:

margins of obturator foramen and obturator membrane

insertion of obturator externus:

trochanteric fossa of femur

action of obturator externus:

laterally rotates hip

innervation of obturator externus:

obturator L3-4