Flip-flops and latches are used as data storage elements. A flip-flop stores a single bit (binary digit) of data; one of its two states represents a one and the other represents a zero. Such data storage can be used for storage of state, and such a circuit is described as sequential logic.
1 Incisional hernia can occur through a scar if you have had abdominal surgery in the past. 2  Umbilical hernia is a bulge around the belly button. 3  It occurs when the muscle around the belly button does not close completely after birth.
Scars are the unwanted marks left on the skin after a burn, acne, or surgery. They are a mark of the natural healing of any wound. No one likes distracting spots or signs on the skin. Effective skin treatment including natural as well as surgical or laser treatments can largely treat these marks.