Question

paul is a 55 - year - old man who has been having some difficulty recalling important details. on visiting a doctor, he was told that he was in the early stages of alzheimers disease. which neurotransmitter is most associated with alzheimers disease?
serotonin
prolactin
gamma - aminobutyric acid
acetylcholine

Explanation:

Alzheimer's disease is associated with a deficiency of acetylcholine - producing neurons in the brain. Acetylcholine is crucial for memory and cognitive function, and its reduction is linked to the cognitive decline seen in Alzheimer's. Serotonin is related to mood regulation, prolactin is a hormone mainly involved in lactation, and gamma - aminobutyric acid is an inhibitory neurotransmitter for anxiety and muscle relaxation.

Answer:

D. acetylcholine