Nociceptor: A type of sensory neuron that responds to potentially damaging stimuli by sending signals to the spinal cord and brain, which we perceive as pain.
Mechanoreceptor: Sensory receptors responsible for sensing mechanical pressure or distortion, playing key roles in touch, proprioception, and hearing.
Homeostasis:The process by which living organisms regulate their internal environment to maintain a stable, constant condition in response to changes in the external environment