Epidural and spinal anesthesia are used mainly for surgery of the lower belly and the legs. Epidural anesthesia is often used in childbirth. But it can also be used to help control pain after major surgery to the belly or chest.pidural and spinal anesthesia are used mainly for surgery of the lower belly and the legs. Epidural anesthesia is often used in childbirth. But it can also be used to help control pain after major surgery to the belly or chest.
FUNCTIONAL CHECKS. The functional checks simulate the operation for the characteristic of use, thus ultimately guarantee the integrity of the parts that underwent the test and the good functionality of the product.The parameters that are checked most frequently are: 1  Presence, size and depth of holes.2  Size of keyway seats.he functional checks simulate the operation for the characteristic of use, thus ultimately guarantee the integrity of the parts that underwent the test and the good functionality of the product. The parameters that are checked most frequently are: 1  Presence, size and depth of holes. 2  Size of keyway seats.
Role of functional testing is to validating the behavior of an application. Functional testing is more important because it always verifies that your system is fixed for release. The functional tests define your working system in a useful manner.unctional testing is executed using the functional specifications given by the client or by the design specifications according to use cases given by the design team.