Examlex
Explain the purpose of control.
Gate Theory
A theory proposing that there are "gates" in the spinal cord that either allow or block pain signals from reaching the brain, thus affecting our perception of pain.
Spinal Cord
The cylindrical bundle of nerve fibers and associated tissue that is connected to the brain at the brainstem and runs down the back, encased in the spinal column.
Sensation
Sensation is the process by which sensory receptors and the nervous system receive and represent stimuli from the environment, serving as the foundation for perception.
Pain Receptors
Specialized nerve endings that transduce pain stimuli into nerve signals that are interpreted by the brain as the sensation of pain.
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