Question

l - dopa is used to treat

marfans syndrome
muscle sprains
alzheimers disease
laryngitis
parkinsons disease

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part b
what kind of effect does r - dopa have on parkinsons disease?

it alleviates the symptoms.
it makes the symptoms of parkinsons disease worse
none.
at first it alleviates the symptoms but over the long term it makes the symptoms worse
at first it makes the symptoms worse but over the long term it alleviates the symptoms

Explanation:

L - dopa is a common treatment for Parkinson's disease as it helps replenish dopamine levels in the brain which are low in Parkinson's patients. R - dopa has no therapeutic effect on Parkinson's disease as the body can't use it to produce dopamine.

Answer:

Part A: Parkinson's disease
Part B: None