Protects internal organs. Supports lower extremities.
Pelvis
Forms back and sides of pubic bone
ilium
Articulation between sacrum and posterior portion of ilium
Sacroiliac
Forms lower posterior portion of pubic bone. Bears weight of the body when “sitting”
Ischium
Forms anterior portion of the pubic bone
Pubis
Cartilaginous joint uniting left and right pubic bones
Pubic symphysis
The large circular cavity in each side of the pelvis. Articulates with head of femur to form hip joint.
Acetabulum