The manual therapies offered by chiropractors and osteopaths have a plausible physiological mechanism for their supposed effects, at least for the musculoskeletal problems for which they are most commonly used.

Looking at jealousys physiological mechanism offers support for this idea.

Alternately, the ray may have a yet-unknown physiological mechanism to adapt electric organ function to the cold.

Many researchers in cognitive neuroscience and cognitive psychology consider that this system provides the physiological mechanism for the perception/action coupling (see the common coding theory).

Phylogenetic analyses: comparing species to infer adaptations and physiological mechanisms.