Pavlov's initial interest in classical conditioning was stimulated when he observed his research dogs salivating at the sight of ?

Appeared in: DHS Staff Nurse - 2018 (Shift-2nd)

Explanation

Pavlov's research focus shifted when he observed dogs salivating before food was presented.
He noticed this anticipatory salivation occurred at the sight of the laboratory attendants who were responsible for feeding the dogs.
This learned association, where a neutral stimulus (the attendant) began to elicit a response (salivation), is the cornerstone of classical conditioning.
Pavlov termed this phenomenon 'psychic secretions' and recognized it as a learned, not innate, reflex.

Option A: Salivating at the sight of food is an unconditioned response (UCR), a natural reflex. Pavlov's key discovery was about learned, or conditioned, responses to neutral stimuli.
Option C: Saliva is the physiological response (the act of salivating), not the stimulus that triggers the behavior. The question asks for the stimulus the dogs saw.
Option D: While the dogs also learned to associate the food dish with food, the observation of them reacting to the attendants was a key moment that highlighted the 'psychic' or learned nature of the reflex.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Pavlov's Classical Conditioning as background academic context rather than a clinical decision trigger.
Classical conditioning helps explain patient responses in healthcare settings. For example, a patient may develop anxiety (CR) just by entering a hospital (CS) if they've had a painful procedure (UCS) there before.
This principle is used in behavioral therapies like systematic desensitization to treat phobias, by pairing the feared object (CS) with relaxation techniques (a new response) to extinguish the fear (CR).
Nurses can use this understanding to create positive associations. For a child anxious about injections, pairing the procedure with a pleasant distraction like a toy or a video can help reduce anticipatory fear over time.

How to Approach the Question

First, identify the core concept of the question, which is the origin of Pavlov's work on classical conditioning.
Recall the key elements of the classical conditioning story. The central idea is learning through association.
Differentiate between unconditioned (natural) and conditioned (learned) responses. Salivating to food is natural. Salivating to something associated with food is learned.
Evaluate the options based on this distinction. 'Food' triggers a natural response. 'Saliva' is the response itself. 'The attendants' and 'the food dish' are things the dogs learned to associate with food.
Select the option that best represents the initial, surprising observation that prompted Pavlov's change in research from digestion to learning. Historical accounts emphasize his observation of the dogs reacting to the people who fed them.

Concept Tested & Keywords

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E6 Psychology Baron Misra 5e Part 1 p. 174-176

Practise the full DHS Staff Nurse - 2018 (Shift-2nd)

Attempt every question from this paper in a timed mock, then review the full solution for each one.