Allan Ray is helped off the court. Villanova basketball star Allan Ray had his eyeball literally poked out of its socket by an opposing player in a recent game. Ray has been treating the injury with eye drops, and he planned to meet with doctors to find out if he can play in the first round of the NCAA tournament.
Fulcrum(noun) a prop or support. Fulcrum(noun) that by which a lever is sustained, or about which it turns in lifting or moving a body. Fulcrum(noun) an accessory organ such as a tendril, stipule, spine, and the like. Fulcrum(noun) the horny inferior surface of the lingua of certain insects.
Lever Systems. The operation of most skeletal muscles involves leverage â using a lever to move an object. A lever is a rigid bar that moves on a fixed point called the fulcrum, when a force is applied to it. The applied force, or effort, is used to move a resistance, or load.a) Mechanical advantage with a power lever. When using a jack the load lifted is greater than the applied muscular effort. (b) Mechanical disadvantage with a speed lever. When using a shovel to lift dirt, the muscular force is greater than the load lifted.