What are the hallmark symptoms of Parkinson's disease?

A. Rapid deterioration of cognitive functions and loss of balance
B. Difficulty in initiating movements, along with tremors and stiffness
C. Rapid, involuntary movements primarily in the hands and feet
D. Sudden loss of muscle control leading to falls, and memory loss



Answer :

Final answer:

Parkinson's disease is characterized by specific motor symptoms and cognitive changes as it advances.


Explanation:

Parkinson's disease is a neurodegenerative disorder affecting movement and muscle control. Hallmark symptoms include resting tremor, muscle rigidity, slowness of movement, and postural instability. As the disease progresses, cognitive and psychiatric changes like apathy, mood disturbances, and depression may occur.


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