Exam 4: Additional Biomechanical Principles

An athlete is preparing to perform a vertical jump.What part of the jump represents the position of the MOST potential energy in the legs to perform this activity?

Which of the following definitions BEST describes inertia?

Which of the following factors determines that a muscle can produce a smaller effort and be more efficient for a given workload?

Which of the following definitions BEST describes first-class levers?

Which of the following situations is MOST LIKELY to have the GREATEST amount of ground reaction force on the legs during walking?

Where is the BEST location to place a cuff weight on the lower leg to have the greatest moment of inertia for the knee joint to extend?

Which type of motion is related to the moment of inertia?

Which of the following definitions BEST describes third-class levers?

Which of the following definitions BEST describes velocity?

How does the patella act as an anatomical pulley to increase the efficiency of the quadriceps muscle?

What type of lever system is represented at the forefoot when a person lifts the heels off the ground in a standing position?

Which of the following definitions BEST describes linear acceleration?

A person propelling a wheelchair wants to accelerate the chair.What factor(s) must change for this to happen?

Which of the following definitions BEST describes second-class levers?

-What type of lever system is depicted in the image?

For a specific amount of work done by the legs when moving from a sitting to standing position, which of the following factors needs to occur to increase the power of the legs during this activity?

What type of lever system is represented by the small deltoid muscle as it raises the arm from 0° to 170° of shoulder flexion?