Sentences with phrase «unconditioned stimulus»
The phrase "unconditioned stimulus" refers to something that naturally triggers a response in a person or animal without any prior learning or conditioning. It is a stimulus that brings about an automatic reaction. Full definition
Thus, tail shock (the unconditioned stimulus) produces greater facilitation of the monosynaptic EPSP from a siphon sensory neuron to a siphon motor neuron if the shock is preceded by spike activity in the sensory neuron than if the shock and spike activity occur in a specifically unpaired pattern or if the shock occurs alone.
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This reflex exhibits classical conditioning when a weak tactile stimulus to the siphon is used as a conditioned stimulus and a strong shock to the tail is used as an unconditioned stimulus.
Rony Paz and colleagues studied non-human primates trained to associate an aversive odour (the unconditioned stimulus) with a tone (the conditioned stimulus).
The read - out that is measured in contextual and cued fear conditioning is a freezing response that occurs following the pairing of an unconditioned stimulus (US), such as a foot shock, with a conditioned stimulus (CS), such as a particular context or cue (tone)[15 — 17].
The readout that is measured in contextual and cued fear conditioning is a freezing response that occurs following the pairing of an unconditioned stimulus such as a foot shock, with a conditioned stimulus such as a particular context or cue (tone).
There are unconditioned stimuli — those signals for us to eat — smell, touch, taste, sight of food.
Classical conditioning pairs a conditioned stimulus such as other dogs with an unconditioned stimulus such as food, causing the response to the food to replace the previous response to other dogs over time.
Since dogs naturally begin salivating when offered food, food is an unconditioned stimulus.
Since the meat powder naturally results in salivation, these two variables are called the unconditioned stimulus and the conditioned stimulus.