Neurotransmitters and Brain Function

This set of flashcards covers key concepts related to neurotransmitters and brain functions as discussed in the lecture.

Acetylcholine (ACh)

A neurotransmitter that enables muscle action, learning, and memory.

Dopamine

A neurotransmitter that influences movement, learning, action, and emotion; linked to feelings of pleasure.

Serotonin

A neurotransmitter that affects mood, hunger, sleep, and arousal; an undersupply can lead to depression.

Selective Serotonin Reuptake Inhibitors (SSRIs)

Medications that help increase serotonin levels in the brain, often used to treat depression.

Norepinephrine

A neurotransmitter that helps control alertness and arousal; undersupply can cause symptoms of depression.

Glutamate

The major excitatory neurotransmitter involved in memory; oversupply can lead to migraines and seizures.

Endorphins

Neurotransmitters that influence the perception of pain or pleasure; oversupply with opiates can lead to addiction.

Frontal Lobe

The part of the brain associated with decision-making, impulse control, and reasoning.

Amygdala

A brain structure linked with emotions, particularly fear and pleasure.

Hippocampus

A brain structure involved in conscious memory formation.