Memory AP Psych TermsVersión en línea Neurons and the Brain por Alex Trinh Neurons that carry incoming information from the sensory receptors to the brain and spinal cord Chemical messengers that cross the synaptic gaps between neurons Sensory Neurons Motor Neuron The junction between the axon tip of the sending neuron and the dendrite of the receiving neuron A molecule that, by binding to a receptor site, inhibits or blocks a response Agonist Synapse Neuron within the brain and spinal cord that communicate internally and intervene between the sensory inputs and motor outputs A molecule that, by binding to a receptor site, stimulates a response Myelin Sheath Interneuron Neurotransmitter A fatty tissue layer encasing the axons of some neurons; enables greater transmission speed Antagonist Neurons that carry outgoing information from the brain and spinal cord to the muscles and glands