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