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Among the sensory receptors the tactile receptors in earthworms are associated with

 

Option: 1

Light

 


Option: 2

Digestion

 


Option: 3

Touch

 


Option: 4

None of the above


Answers (1)

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Neural system of Earthworm -

Neural system of Earthworm

Sense organs 

  • The sensory system does not have eyes but does possess light and touch receptor cells. 
  • The sensory receptors of animal include three types of receptors i.e. tactile receptors, buccal receptors and photoreceptors.
  • Epidermal or tactile receptors- distributed on the lateral and ventral surface of the body and are related to touch. These help to feel the vibrations in the ground. 
  • Buccal receptors- These are related to digestion and present in the buccal chamber.
  • Photoreceptors- These are related to light and are present on dorsal surface of the body. 

 

Epidermal or tactile receptors- distributed on the lateral and ventral surface of the body and are related to touch. These help to feel the vibrations in the ground.

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