In electronics, a flip-flop or latch is a circuit that has two stable states and can be used to store state information. A flip-flop is a bistable multivibrator. The circuit can be made to change state by signals applied to one or more control inputs and will have one or two outputs.
Report Abuse. 1  It varies, I've had some scars that weren't sensitive at all. But there's also a scar under my ribs on the left side that's still ultra-sensitive... 2  I suppose it depends how deep the oncision was but my scars were sensitive for at least 5-6 years after the op. gypsy girl Â· 9 years ago.
1. I was wondering why, when you are cold, scar tissue turns bluish or purple while original skin stays the same color. The only thing I can think of, is that maybe scar tissue gets less circulation than regular skin, so when it gets cold it restricts circulation.he main mechanism behind the scar changing its color is the dilation of blood vessels within the scar tissue. The dilated vessels lead to the congestion of blood flow.