Prompt: Neurons Size: Neurons of different sizes Color: Neurons of different colors Shape: Round, oval, or polygonal shapes Neuronal signals Color: Red, green, or blue colors Shape: Round, oval, or polygonal shapes Direction: Emitted from one neuron, transmitted through synapses to another neuron Synapses Shape: Round or oval shapes Color: Black or gray colors Other Background: Can use white, black, or gray colors Details: Can add additional details, such as the nucleus of the cell on the neuron or the texture on the synapse