This is a conditioned response similar to the one that Pavlov used in his experiments where dogs learned to salivate in response to the sound of a bell because the bell was always followed by food.
(This; is; a conditioned response similar to the one; because the bell was always followed by food) (the one; used; L:in his experiments) (his experiments; learned; to salivate; in response to the sound of a bell) (the bell; was followed; T:always)
This the one his experiments the bell
is used learned was followed
a conditioned response similar to the one because the bell was always followed by food
L:in his experiments
to salivate in response to the sound of a bell
T:always