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 1 1|              thatthe kidneys do exert traction. ~ ~And how is propulsion
 2 1|            force.They obviously exert traction; for this is the only remaining
 3 1|              then, do they exert this traction? If, as Epicurus thinks,
 4 1|             not appear to exerciseany traction." Let us testify against
 5 2|              veins, as well as on the traction exerted by each of the parts
 6 3|            not appear to exercise any traction." ~Now the fact is that
 7 3|             exists for the purpose of traction. The outer coat has its
 8 3| peristaltically, they do not exercise traction. The stomach, again, has
 9 3|       longitudinal for the purpose of traction and the others transverse
10 3|          larynx being involved in the traction. ~ Further, it will be found
11 3|              this is because downward traction of the gullet is not a property
12 3|        swallowing. But there being no traction, the whole length remains
13 3|              exerts far the strongest traction. Again, when the liver is
14 3|           need, then the force of the traction shifts to the latter. ~
15 3|             yields in response to the traction of the stomach, on the occasions
16 3|               the two were exercising traction, so it is also when they
17 3|          itself that they exert their traction. For, by virtue of the tendency
18 3|             of the veins. So also the traction exercised by the diastole
19 3|              also understand that the traction which results from evacuation