In the context of synaptic transmission, the process by which neurotransmitters are released from the axon terminal into the synaptic cleft is initiated by __________.

Which neurotransmitter is primarily responsible for inhibiting nerve transmission in the brain, thus helping to calm the nervous system?

Serotonin is a neurotransmitter that plays a key role in regulating mood, sleep, and appetite. Which of the following is a primary effect of low serotonin on a person?

Which neurotransmitter's levels are known to increase in response to exposure to sunlight, potentially improving mood and focus?

Dopamine is a neurotransmitter that plays a key role in various brain functions. Which of the following is NOT directly influenced by dopamine?

During a psychology lecture on human development, a professor explains that certain cognitive functions develop more slowly in young children compared to adults. This is primarily because:

Which term best describes the phenomenon where a neuron's membrane potential becomes less negative, making the neuron more likely to fire an action potential?