Split-brain patients have had surgery to cut the corpus callosum. Such a phenomenon was studied and monitored by two neuroscientists Roger Sperry and Michael Gazzaniga. After hard operation, patients felt quite good although the expectations weren't that good. Patients could perform all the activities they did before surgery, that was very surprising and innovational. But after several experiments, doctors discovered side effects and got back to study this process.
Non-Narcotic <span>Analgesics work by stopping the transmission of pain impulses to the brain and spinal cord by preventing the perception of pain.</span>
Answer:
Improve staff morale
Prevent the spread of infection and disease.
B and C I believe