chap 8

Which neurotransmitter is involved in muscle activation and the parasympathetic nervous system?

• Dopamine

• Acetylcholine

• Serotonin

• GABA

Which neurotransmitter is primarily responsible for movement regulation, mood, and reward?

• Dopamine

• Glutamate

• Norepinephrine

• Serotonin

Fill in the blank: _______ is the main inhibitory neurotransmitter in the nervous system.

• GABA

• Glutamate

• Dopamine

• Acetylcholine

Which neurotransmitter is associated with attention, arousal, and stress response?

• Serotonin

• Norepinephrine

• Glutamate

• Acetylcholine

Glutamate is the main excitatory neurotransmitter in the nervous system.

• True

• False

What is the main goal of Parkinson’s disease medications?

• Increase dopamine or reduce acetylcholine activity.

• Decrease dopamine levels in the brain.

• Increase serotonin production.

• Suppress the immune system.

Which drug class is used as a precursor to dopamine and crosses the blood-brain barrier in Parkinson’s disease treatment?

• MAO-B inhibitors

• Dopaminergic agents (Levodopa/Carbidopa)

• COMT inhibitors

• Anticholinergics

Which side effects are associated with dopaminergic agents (Levodopa/Carbidopa)?

• Dyskinesia, hallucinations.

• Bradycardia, hypotension.

• Alopecia, rash.

• Constipation, dry mouth.

Alzheimer’s disease is characterized by cognitive decline due to deficiency of which neurotransmitter?

• Acetylcholine

• Dopamine

• Serotonin

• GABA

Which drug class increases acetylcholine by inhibiting its breakdown and is used in mild to moderate stages of Alzheimer’s disease?

• NMDA receptor antagonist

• Cholinesterase inhibitors

• Dopaminergic agents

• MAO-B inhibitors