One of the most commonly used examples of second-class levers in human anatomy is the foot as we stand flat-footed, then elevate our heels.
SCHEDULED MAINTENANCE | Our site will be unavailable for a brief period on Oct. 9 — think of it as a rest day
One of the most commonly used examples of second-class levers in human anatomy is the foot as we stand flat-footed, then elevate our heels.