What Part of the Pelvic Girdle Articulates with the Head

Question

What part of the pelvic girdle articulates with the head of the femur?
A) ilium
B) ischium
C) obturator foramen
D) acetabulum

Accepted Answer

The acetabulum is a concave cavity present in the pelvic bone that articulates with the head of the femur to form the hip joint. None of the other options (ilium, ischium, or obturator foramen) articulate with the head of the femur.