Answer:
Femoral region, crural
Explanation:
The femoral region of the left lower limb is proximal to the crural region of the lateral limb because the femoral region is the upper of the lower limbs and consist of femur or thigh which lies between the gluteal, abdominal, and perineal regions and it's connect the hip bone to the knee bone and it is proximal to the crural region which is leg and lies between the knee and the ankle.
