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If Earth's axis were tilted at 10°, the seasons of the year would
Color
A characteristic of visual perception that comes from the light they emit or reflect, defined by qualities such as hue, saturation, and brightness.
Gate Control Theory
A theory proposing that pain signals passing through the nervous system can be regulated or blocked by gates in the spinal cord, influencing the perception of pain.
Sickle Cell Crisis
A painful episode that may occur in people who have sickle cell anemia, arising when sickled red blood cells block blood flow through tiny blood vessels.
Nociceptor Stimulation
Activation of sensory receptor nerves designed to detect harmful stimuli, resulting in the perception of pain.
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