The loss of dopamine leading to motor symptoms, including tremors, rigidity, and slowed movements, is thought to underlie
A) Alzheimer's disease.
B) Huntington's disease.
C) Parkinson's disease.
D) depression.

Question

Quizplus · Accepted Answer

The loss of dopamine is a key feature of Parkinson's disease, which leads to motor symptoms such as tremors, rigidity, and slowed movements. Alzheimer's disease is primarily characterized by cognitive decline, Huntington's disease by movement abnormalities and cognitive decline, and depression is linked to changes in several neurotransmitters including serotonin, norepinephrine, and dopamine, among others.

The Loss of Dopamine Leading to Motor Symptoms, Including Tremors