ankle clonus (foot clonus) a series of abnormal reflex movements of the foot, induced by sudden dorsiflexion, causing alternate contraction and relaxation of the triceps surae muscle.toe clonus abnormal rhythmic contraction of the great toe, induced by sudden passive extension of its first phalanx.wrist clonus spasmodic contraction of the hand muscles, induced by forcibly extending the hand at the wrist.oe clonus abnormal rhythmic contraction of the great toe, induced by sudden passive extension of its first phalanx. wrist clonus spasmodic contraction of the hand muscles, induced by forcibly extending the hand at the wrist.
Best Answer: Motorcycles are generally louder because of the length of the exhaust system, comparatively to an automobile. The shorter you go, the louder you get.
With Smartpartz quiet baffles taking a few decibels off your Harley or Metric Cruiser exhaust sound isn't difficult. With our quiet baffles you will easily turn an obnoxiously loud pipe into a pleasant rumble that people can appreciate.ith Smartpartz quiet baffles taking a few decibels off your Harley or Metric Cruiser exhaust sound isn't difficult. With our quiet baffles you will easily turn an obnoxiously loud pipe into a pleasant rumble that people can appreciate.