identify conditioned and unconditioned stimuli and responses in the following scenario: When Antonio was seven years old, he got a very bad case of...

identify conditioned and unconditioned stimuli and responses in the following scenario:

When Antonio was seven years old, he got a very bad case of the flu and ended up being hospitalized. Although he recovered without any complications, he notices that he begins to feel sick to his stomach any time he passes by or has to visit the hospital where he was previously treated.