Sensory Systems
Modality
Stimulus
Receptors
Receptor Class
Vision
Light
Photoreceptors
Rods, cones
Audition
Sound
Mechanoreceptor
Hair cells (cochlea)
Vestibular
Gravity,
  acceleration
Mechanoreceptors
Hair cells (vestibular labyrinth)
Somatic
  Touch
  Proprioception
  Temperature
  Pain
  Itch
Dorsal root ganglion neurons
Cutaneous mechanoreceptors
Muscle and joint receptors
Cold and warm receptors
Chemical, thermal, and
  mechanical nociceptors
Chemical nociceptor
Pressure
Displacement
Thermal
Chemical, thermal,
  or mechanical
Chemical
Mechanoreceptor
Mechanoreceptor
Thermoreceptor
Chemoreceptor,
  themoreceptor, or
  mechanoreceptor
Chemoreceptor
Taste
Chemical
Chemoreceptor
Taste buds
Smell
Chemical
Chemoreceptor
Olfactory sensory neurons