1. The Human Brain and Chemical Imbalances
Trephining involved a hole being drilled into the skull using handmade stone instruments. ... Some of the people who underwent this stone aged procedure survived, but most perished from infection due to lack of sterile instruments. ... Though stone-age methods of treating mental illnesses were not successful, modern day medicine has evolved. ...
- Word Count: 812
- Approx Pages: 3
- Grade Level: Undergraduate