11) For each of the anatomical levers listed, identify the class of lever repres

Question

11) For each of the anatomical levers listed, identify the class of lever represented; identify the fulcrum, effort point, and resistance point, and name the kind of movement favored by this type of lever.

a) Leg being flexed at knee by hamstrings
b) Leg being extended at knee by quadriceps femoris
c) Pelvis being tilted to right by left quadriceps lumborum
d) Clavicle being elevated by trapezius I
e) Lower extremity being abducted by gluteus medius
f) From supine lying position, lower extremities being raised by hip flexors
g) From supine lying position, trunk being raised by hip flexors.

Explanation / Answer

see for help :: http://www.professorbeaker.com/images/levers2.gif a) 1 b) 1. c) 1. the terms are confusing for a physicst. ones you understand the above diagram it should be easy to know the type of lever for these actions

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