Final answer:
The ASIS and AIIS are bony landmarks on the pelvis that serve as attachment points for muscles and ligaments.
Step-by-step explanation:
The ASIS and AIIS are bony landmarks on the pelvis that serve as attachment points for muscles and ligaments. ASIS stands for Anterior Superior Iliac Spine, and it is located at the front of the pelvis. AIIS stands for Anterior Inferior Iliac Spine, and it is situated below the ASIS. These structures are important in understanding the anatomy and biomechanics of the pelvis.