George has a disease that is associated with a lack of dopamine-producing neurons in his brain. George most likely has ____.
A) multiple sclerosis
B) cancer
C) Parkinson's disease
D) Alzheimer's disease

Question

Quizplus · Accepted Answer

Parkinson's disease is caused by the gradual loss of dopamine-producing neurons in the brain. This leads to a decrease in dopamine levels and results in symptoms such as tremors, rigidity, and slowing of movement. Multiple sclerosis is not associated with dopamine loss, cancer and Alzheimer's disease may have a variety of symptoms depending on the type and location of the cancer or the extent of the damage to the brain, but they are not directly associated with dopamine loss.

George Has a Disease That Is Associated with a Lack