cocaine acts as a neural stimulant because multiple choice 2 its fat soluble properties allow it to penetrate the postsynaptic membrane and stimulate the effecter organ directly. it inhibits the reuptake of neurotransmitters from the synaptic cleft, thereby increasing their concentration and the postsynaptic stimulation. it directly binds to the postsynaptic receptor, producing unhindered stimulation. it penetrates the presynaptic membrane and there it is metabolized to the neurotransmitter.