Jonas is a veteran of the war in Iraq. He suffers from posttraumatic stress disorder (PTSD). At present, he is back home in a quiet California neighborhood, and jumps when he hears a firecracker or a car backfire. In the terminology of classical conditioning, these sounds are most likely to be referred to as ________ stimuli.

Conditioned stimuli: In the classical conditioning, give by Ivan Pavlov, the conditioned stimulus is a formerly neutral stimulus triggers a conditioned response after beseeming associated with the unconditioned stimulus.

According to the question, Jonas who has suffered from post-traumatic stress disorder got scared when he hears a firecracker or a car backfire because he might relate this with the previous incident.

malesazu malesazu · Answer 2 · 2019-10-15T17:28:36+02:00

Answer: The most accurate answer is External Stimuli

Explanation:

The external stimuli is directly related to the hypervigilance and reactivity symptoms. These symptoms are described when a person startles easily and, he usually feels stressed. In addition to this, this person may feel constantly nervous among present situations or stimuli: This can take place when the subject lives something that can bring memories of that traumatic experience.