About electro surgery one not true:
A. used on thin tissue
B. no need anesthesia
Electro surgery:
The use of electrically generated energy from high-frequency alternating currents to cut or alter tissue within definite limits
Electrocoagulation:
A technique using electrical energy to destroy the warts. Usually done for warts within the anus with a local anesthesia, electrocoagulation is most painful form of therapy, and can cause both bleeding and discharge from the anus
Electro desiccation:
A type of electro surgery that desiccates tissue by dehydration, which employs a spark gap type of generator to produce a highly or moderately damped alternating electrical current. It is usually used to remove small superficial growths on the skin.