#chemoreceptor  a sensory receptor that responds to chemical stimuli
  supertype:  sense_organ__sensory_receptor__sensoryreceptor  an organ having nerve endings (in the skin or viscera or eye or ear or nose or mouth) that respond to stimulation
  subtype:  tastebud__taste_bud__tastebud__gustatory_organ__gustatoryorgan  an oval sensory end organ on the surface of the tongue
  subtype:  carotid_body__carotidbody  located near the bifurcations of the carotid arteries; monitors oxygen content of the blood and helps control respiration
  subtype:  olfactory_organ__olfactoryorgan__nose  the organ of smell and entrance to the respiratory tract; the prominent part of the face of man or other mammals; "he has a cold in the nose"
     subtype:  snout__neb  a long projecting or anterior elongation of an animal's head; especially the nose
        subtype:  proboscis.snout__probosci__trunk  a long flexible snout as of an elephant
     subtype:  rostrum__snout  beaklike projection of the anterior part of the head of certain insects such as e.g. weevils
     subtype:  hooter__beak__honker__nozzle__snoot__snout__schnozzle  (US) informal terms for the nose
     subtype:  conk  (British) informal term for the nose
     subtype:  hawk_nose  a nose curved downward like the beak of a hawk
     subtype:  proboscis__probosci  (informal) the human nose (especially when it is large)
     subtype:  pug_nose__pugnose  a short nose; flattened and turned up at the end
     subtype:  Roman_nose__hooknose  a nose with a prominent slightly aquiline bridge

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