Pathology and Clinical Features of Parkinson's Disease
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Questions and Answers

Which characteristic is not associated with the pathology of Parkinson's Disease?

  • Increased dopamine innervation in the cortex (correct)
  • Loss of neuromelanin
  • Accumulation of Lewy bodies containing alpha-synuclein
  • Death of astrocytes

What is the main role of the gut and vagus nerve in Parkinson's Disease?

  • Trigger Lewy body accumulation in the substantia nigra pars compacta
  • Contribute to the development of non-motor symptoms (correct)
  • Directly produce dopamine for replacement therapy
  • Prevent the loss of dopamine-producing neurons in the midbrain

Which gene mutation is NOT associated with familial Parkinson's Disease?

  • LRRK2
  • APP (correct)
  • SNCA
  • PRKN

What is the potential impact of vagotomy on Parkinson's Disease development?

<p>50% reduced risk of developing Parkinson's Disease (A)</p> Signup and view all the answers

Which treatment is NOT part of the non-dopaminergic agents for motor/non-motor symptoms in Parkinson's Disease?

<p>Dopamine replacement therapy (A)</p> Signup and view all the answers

What is considered an early cause rather than a late consequence of Parkinson's Disease?

<p>Microglial activation (D)</p> Signup and view all the answers

Which receptor family excites neurons in the context of dopamine neurotransmission?

<p>$D1$ (D)</p> Signup and view all the answers

What is the primary abnormal motor feature associated with Parkinson's Disease?

<p>Resting tremor (C)</p> Signup and view all the answers

In which region does the progressive loss of dopamine producing neurons occur in Parkinson's Disease?

<p>$Substantia$ $nigra$ $pars$ $compacta$ (B)</p> Signup and view all the answers

Which neuroinflammatory process is increased in a mouse model of Parkinson's Disease?

<p>$Microglial$ $activation$ (A)</p> Signup and view all the answers

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