Which of the following is an example of conditioned reflex?
A
Hand withdraws when pierced with a needle
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B
Eyes close, when anything enters into them
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C
During digestion, food goes forward in alimentary canal
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D
Trained dog salivates when you ring a bell
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Solution
The correct option is B Trained dog salivates when you ring a bell Trained dog salivates when you ring a bell is an example of conditioned reflex. Conditioned reflexes are acquired reflexes, dependent on past experience, training and learning.