Sarcolab-3: With assistance from an operator, RS and USOS crewmembers ingressed the Muscle Atrophy Research & Exercise System (MARES) chair in the Columbus module, installed the Electromyograph and Percutaneous Electrical Stimulation (PEMS) device and adjusted pads and constraints for the Sarcolab-3 knee protocol. After attaching electrodes and verifying signals the operator collected ultrasound images of …