Luria's research was conducted in two important expeditions to Uzbekistan in 1931-1932. The expedition was designed by Vygotsky and Luria to investigate the principles of sociohistorical psychology by comparing the psychological processes of groups of people who had been differentially affected by the Sovietization of agriculture.
Symptoms of peroneal nerve injury (foot drop). Symptoms of peroneal nerve injury (foot drop) may include: 1  Inability to point toes toward the body (dorsi flexion). 2  Pain. 3  Weakness. 4  Numbness (on the shin or top of the foot). 5  Loss of function of foot. 6  High-stepping walk (called steppage gait or footdrop gait).
They innervate muscles in the legs which lift the ankle and toes upward (dorsi flexion). A peroneal nerve injury (also called foot drop or drop foot), is a peripheral nerve injury that affects a patientâs ability to lift the foot at the ankle. While foot drop injury is a neuromuscular disorder, it can also be a symptom of a more serious injury, such as a nerve compression or herniated disc.