Author Question: Parkinson's disease is caused by degeneration of ________-secreting neurons of the substantia nigra. ... (Read 83 times)

lunatika

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Parkinson's disease is caused by degeneration of ________-secreting neurons of the substantia nigra.
 
  Fill in the blank with the appropriate word.

Question 2

Some 95 percent of the causes of Parkinson's disease are classified as ________.
 
  Fill in the blank with the appropriate word.



carojassy25

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Answer to Question 1

Answer: dopamine

Answer to Question 2

Answer: sporadic



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