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Parkinson's Disease Overview

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Questions and Answers

What is the true etiology of Parkinson's disease?

Reduced activation of dopamine and dopamine receptors (correct)

Antagonism of adenosine A receptors in GABAergic neurons

Presence of Lewy bodies in the substantia nigra pars compacta

Loss of neurons in the substantia nigra pars compacta

What results in greater inhibition of the thalamus and reduced motor cortex activation in Parkinson's disease?

Reduced activation of dopamine and dopamine receptors (correct)

Antagonism of adenosine A receptors in GABAergic neurons

Loss of neurons in the substantia nigra pars compacta

Presence of Lewy bodies in the substantia nigra pars compacta

What can prolong dopaminergic action in Parkinson's disease?

Reduced activation of dopamine and dopamine receptors

Antagonism of adenosine A receptors in GABAergic neurons (correct)

Loss of neurons in the substantia nigra pars compacta

Presence of Lewy bodies in the substantia nigra pars compacta

What are the two hallmark features in the substantia nigra pars compacta in Parkinson's disease?

<p>Loss of neurons and the presence of Lewy bodies</p> Signup and view all the answers

What correlates positively with the severity of motor symptoms in Parkinson's disease?

<p>Degree of nigrostriatal dopamine loss</p> Signup and view all the answers

Parkinson's Disease Overview

Choose a study mode

Podcast

Questions and Answers

What is the true etiology of Parkinson's disease?

What results in greater inhibition of the thalamus and reduced motor cortex activation in Parkinson's disease?

What can prolong dopaminergic action in Parkinson's disease?

What are the two hallmark features in the substantia nigra pars compacta in Parkinson's disease?

What correlates positively with the severity of motor symptoms in Parkinson's disease?

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