Author Question: In the 19th century, John Grey, a well-known American psychiatrist, believed that mental illness was ... (Read 49 times)

mrsjacobs44 · **on:** Jun 22, 2018

In the 19th century, John Grey, a well-known American psychiatrist, believed that mental illness was due to

a. psychological factors.
b. physical causes.
c. social/environmental influences.
d. unknown influences.

Question 2

The first significant supporting evidence for a biological cause of a mental disorder was the 19th century discovery that the psychotic disorder called general paresis was caused by the same bacterial microorganism that causes

a. malaria.
b. Alzheimer's disease.
c. syphilis.
d. The common cold.