Confocal micrograph of a peripheral sensory neuron in culture. Marker stains and antibodies are used to identify neurons (red), c-Fos protein (green) and nuclei (blue). Note the nuclear ...
Receptor in the skin detects a stimulus (the change in temperature). Sensory neuron sends electrical impulses to a relay neuron, which is located in the spinal cord of the CNS. Relay neurons ...
At most, the scientists had expected that each single motor neuron was hardwired to produce one simple motion—for instance ... Instead, the brain must calculate which motor neurons to activate based ...