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[
Footnote: See Pl. XXIII, No. 3.]
3
78.
The sinew which guides the leg, and which is connected with the
patella of the knee, feels it a greater labour to carry the man
upwards, in proportion as the leg is more bent; and the muscle which
acts upon the angle made by the thigh where it joins the body has
less difficulty and has a less weight to lift, because it has not
the [additional] weight of the thigh itself. And besides this it has
stronger muscles, being those which form the buttock.
3
79.
A man coming down hill takes little steps, because the weight rests
upon the hinder foot, while a man mounting takes wide steps, because
his weight rests on the foremost foot.
[
Footnote: See Pl. XXIII, No. 4.]
On the human body in action (380-388).
3
80.
OF THE HUMAN BODY IN ACTION.
276
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