Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Sensitivity analysis for moment arms (in meters) gastrocnemius lateral and medial head around the knee (top), and gluteus minimus medial head 3 and rectus femoris around the hip joint (bottom). Pictures of gastrocnemius lateral head and rectus femoris have been included with muscles’ lines of action (red arrows) to portray shift in predicted function from flexor to extensor at extreme flexed positions.
