"The physiologist who succeeds in penetrating deeper and deeper into the digestive canal becomes convinced that it consists of a number of chemical laboratories equipped with various mechanical devices"
About this Quote
The intent is polemical as much as descriptive. Pavlov is staking a claim for physiology as the explanatory engine of the human animal. Digestion becomes a model system for a larger worldview: complex behavior, like complex digestion, is made of smaller processes that can be isolated, measured, and ultimately controlled. The subtext is a quiet rebuke to anything that smells like vitalism, spiritual essence, or psychological hand-waving. If the gut can be rendered as a chain of labs, why not the mind?
Context matters: Pavlov’s career sits inside the late 19th- and early 20th-century push to professionalize biology through instrumentation, experiment, and quantification. His famous work on conditioned reflexes didn’t emerge from armchair theorizing; it came from meticulously engineered setups that treated living organisms as systems with inputs and outputs. The industrial language also echoes its era’s faith in machinery and production, hinting at the modern ambition to rebuild human nature as something legible, serviceable, and repeatable.
Quote Details
| Topic | Science |
|---|---|
| Source | Help us find the source |
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Citation Formats
APA Style (7th ed.)
Pavlov, Ivan. (2026, January 17). The physiologist who succeeds in penetrating deeper and deeper into the digestive canal becomes convinced that it consists of a number of chemical laboratories equipped with various mechanical devices. FixQuotes. https://fixquotes.com/quotes/the-physiologist-who-succeeds-in-penetrating-67571/
Chicago Style
Pavlov, Ivan. "The physiologist who succeeds in penetrating deeper and deeper into the digestive canal becomes convinced that it consists of a number of chemical laboratories equipped with various mechanical devices." FixQuotes. January 17, 2026. https://fixquotes.com/quotes/the-physiologist-who-succeeds-in-penetrating-67571/.
MLA Style (9th ed.)
"The physiologist who succeeds in penetrating deeper and deeper into the digestive canal becomes convinced that it consists of a number of chemical laboratories equipped with various mechanical devices." FixQuotes, 17 Jan. 2026, https://fixquotes.com/quotes/the-physiologist-who-succeeds-in-penetrating-67571/. Accessed 18 Feb. 2026.






