The Origin of a Muscle Is on the Femur,and the Insertion

question 73

Multiple Choice

The origin of a muscle is on the femur,and the insertion is on the tibia.When it contracts,it bends the knee.Which of the following is true?

• A) The knee is acting as a fulcrum.
• B) The movement is an example of a first-class lever.
• C) The movement is an example of a second-class lever.
• D) Both A and C are true.

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