# 1Bir nechta javobParkinson's disease primarily affects which neurotransmitter in the brain, leading to motor symptoms?SerotoninDopamineGABAAcetylcholine
# 2Bir nechta javobWhich of the following is a common medication used to treat Parkinson's disease by replacing dopamine in the brain?AspirinLevodopaInsulinAntibiotics
# 3Bir nechta javobWhy is Levodopa often given in combination with Carbidopa for Parkinson's disease?To increase its side effectsTo prevent it from entering the brainTo make it taste betterTo reduce nausea and vomiting, and allow more Levodopa to reach the brain
# 4Bir nechta javobDopamine agonists are a class of drugs that mimic the effects of dopamine. Which of these is a common side effect associated with them?Increased appetiteDrowsiness or sleep attacksHigh blood pressureWeight loss