Which Sense Is the Least Developed at Birth

question 161

Multiple Choice

Which sense is the least developed at birth?

• A) Seeing
• B) Hearing
• C) Feeling
• D) Smelling

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Definitions:

Conditioned Stimulus

A stimulus that initially has no inherent significance but acquires the ability to evoke a response after being associated with an unconditioned stimulus.

Stimulus Discrimination

The ability to distinguish between one particular stimulus and similar stimuli, not responding the same way to variations of the original stimulus.

Conditioned Stimulus

A neutral stimulus that, once it becomes linked with an unconditioned stimulus, ultimately leads to eliciting a conditioned response.

Unconditioned Stimulus

A stimulus that innately prompts a reaction without the necessity for prior conditioning.