Simple Biomechanics: Levers

Front

What is the fixed point around which a lever turns called?

Back

Fulcrum

Front

Which class of lever has the fulcrum at one end and the resistance in the middle?

Back

Second class lever

Front

In a first class lever, where are the effort and resistance forces applied?

Back

Opposite ends

Front

What is an example of a second class lever in the human body?

Back

Standing on tiptoes

Front

Which muscle provides the effort in a bicep curl?

Back

Biceps

Front

What type of lever is used when performing a forehand drive in tennis?

Back

Third class lever

Front

What does the resistance in a lever system refer to?

Back

The load or weight

Front

Which of the following is NOT a component of a lever? Effort, Fulcrum, Resistance

Back

Torque

Front

In a third class lever, where is the effort applied?

Back

In the middle

Front

What is the role of the gastrocnemius muscle in a second class lever?

Back

Applies effort