The Function of the Muscles of the Lower Leg in Relation to Movements of the Tarsus

15 3.1.Movements of the tarsus 17 3.2.Functions of the lower leg muscles with respect to the tarsal movements 26 Chapter 4 METHOD 37 4.1.Measurements in post-mortem specimens of lower leg and foot.39 4.1.1.Measurements of the rotations of the tarsal bones in the lower leg of anatomical specimens 39 4.1.2.Possible errors in the measurement of the rotations of the tarsal bones .44 4.1.3.The tendon slip of the lower leg muscles during movements of the tarsus and ankle-joint .49 4.2.Observations on healthy experimental subjects 53 4.2.1.Performance of the E.M.G. experiments 53 4.2.2.E.M.G. recordings.60 4.3.Anatomical specimens and technical equipment employed during E.M.G. measurements 69 4.3.1.Post-mortem specimens.69 4.3.2.Experimental subjects for observations in vivo 70 4.3.3.Technical eqpuiment for E.M.G. measurements 71 page 73 75 Chapter 5 RESULTS AND DISCUSSION .5.1.Anatomical observations.5.1.1.Measurements of the rotations of the tarsal bones 75 5.1.2.