ANATOMY

GENERAL ANATOMY

NERVOUS SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which type of perception is only found in a few animals?
A
thermoreception.
B
mechanoreception.
C
chemoreception.
D
electroreception.
Explanation: 

Detailed explanation-1: -Electroreception is the sensory ability of some species of animals to detect weak, naturally occurring electrostatic fields in their environment. It is found in the most ancient lineages of fishes and survives today in about 10% of all vertebrate species-all of which are aquatic.

Detailed explanation-2: -The only mammals that possess electroreception are the platypus (Ornithorhynchus anatinus) and the echidnas (Tachyglossidae) from the monotreme order, and, recently discovered, the Guiana dolphin (Sotalia guianensis) from the cetacean order.

Detailed explanation-3: -electroreception, the ability to detect weak naturally occurring electrostatic fields in the environment. Electroreception is found in a number of vertebrate species, including the members of two distinct lineages of teleosts (a group of ray-finned fishes) and monotremes (egg-laying mammals).

Detailed explanation-4: -Electroreceptive animals use this sense to locate objects around them. This is important in ecological niches where the animal cannot depend on vision: for example in caves, in murky water and at night. Many fish use electric fields to detect buried prey.

Detailed explanation-5: -Noun. electroreception (uncountable) The biological ability to perceive electrical impulses, used for electrolocation and electrocommunication and particularly common among aquatic creatures (since salt water is a more efficient conductor than air).

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