What is the effect of an agonist on neurotransmitter activity?

What is the primary role of myelin sheaths in the nervous system? Which neurotransmitter is most involved in mood regulation? Damage to the Broca?s area of the brain primarily affects: Which of the following is a key characteristic of an action potential? Which brain region is most associated with decision-making and planning? The parasympathetic nervous system is responsible for: What role does GABA play in the brain? The nervous system is divided into central and peripheral systems. Which of the following belongs to the central nervous system? Damage to the cerebellum would most likely result in: Which area of the brain is considered essential for speech comprehension? The part of the neuron that sends signals to other neurons is called the: Which part of the brain is primarily responsible for processing visual information? Which neurotransmitter is primarily associated with the reward system in the brain? Which part of the brain is responsible for coordinating voluntary movement? The blood-brain barrier primarily functions to: Which structure of the limbic system is involved in emotional responses, especially fear? In the context of the action potential, which ions move inside the neuron to initiate the depolarization phase? What is the effect of an agonist on neurotransmitter activity? What is the primary function of the hippocampus? Which hormone is released by the adrenal glands in response to stress?