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.
How to make my exhaust louder? I don't know much about exhausts other than putting on aftermarket mufflers since I've done it to two cars already. I know mufflers only make the car have a deeper tone and makes it sound louder from within the cabin but it barely does anything outside of the car. My question is how do I make it sound... show more I don't know much about exhausts other than putting on aftermarket mufflers since I've done it to two cars already. I know mufflers only make the car have a deeper tone and makes it sound louder from within the cabin but it barely does anything outside of the car.