After Training One of His Dogs to Salivate in Response

question 170

Multiple Choice

After training one of his dogs to salivate in response to a tone, Pavlov continued to present the tone periodically without the food, with the result that the dog

• A) kept responding at the same intensity, despite extended exposure to the tone alone.
• B) stopped responding immediately.
• C) initially responded to the tone at an even greater intensity than before.
• D) gradually stopped responding to the tone.

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Definitions:

Oxygen Source

Any material or device that produces oxygen, used in various industrial and medical applications.

Explosive Reactions

Chemical reactions that occur with a sudden release of energy, often accompanied by the production of heat and light.

Nitro Groups

Functional groups in organic chemistry consisting of one nitrogen atom connected by a double bond to one oxygen atom and by a single bond to another oxygen atom; they are denoted as NO2 and contribute to the reactivity of molecules.

Neutral Oxygen Balance

A term in explosives chemistry indicating that an explosive compound has an oxygen balance of zero, meaning it has exactly enough oxygen to oxidize all its components.