Schwann Cells and Unmyelinated Axons
Adductor Magnus Muscle
Adductor Magnus (Musculus adductor magnus)
Attachments of Adductor Magnus: Origin and Insertion
Origin (proximal attachment):
a. Oblique head – inferior ramus of pubis & ischial ramus.
b. Vertical head – ischial tuberosity.
Insertion (distal attachment):
a. Oblique head – gluteal tuberosity, linea aspera and proximal supracondylar line of femur.
b. Vertical head – adductor tubercle of femur.
Actions of Adductor Magnus on the thigh (femur):
a. Adducts the thigh at the hip.
b. Flexes the thigh at the hip.
a. Extends the thigh at the hip.
Nerve to muscle and its spinal segment:
Oblique head – obturator nerve (L2-L4)
Vertical head – sciatic nerve (L2-L4).