56. What are sensory
receptors?

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Sensory receptors are structures
in the acquiring of
, like temperature,
mechanical pressure, , chemical
environment and luminosity,
them to the central
system. Sensory receptors may
specialized cells, e.g., the
of the retina, or
interstitial structures, for
example vibration receptors of the
. In this last case transmit
information to dendrites sensory
neurons connected to . There are
also sensory that are
specialized terminations neuronal
dendrites (e.g., the receptors).