Injections of dopamine and levodopa are equally effective in treating Parkinson disease because they are both able to enter the brain.

Name: Injections of dopamine and levodopa are equally effective in treating Parkinson disease because they are both able to enter the brain.
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Question

Quizplus · Accepted Answer

Dopamine cannot cross the blood-brain barrier, whereas levodopa can. Levodopa is converted to dopamine in the brain, which is why it is effective in treating Parkinson's disease.

Injections of Dopamine and Levodopa Are Equally Effective in Treating