In an Experiment Studying Classical Conditioning,a Tone Sounds and 5

question 261

Multiple Choice

In an experiment studying classical conditioning,a tone sounds and 5 seconds later a mild skin shock is delivered to a participant.The skin shock results in a stress response consisting of a temporary increase in heart rate.This process is repeated once every 5 minutes.After a number of trials,the participant demonstrates an elevated heart rate when the tone sounds and before the shock is actually delivered.Within the context of this example,what is the US?

• A)the shock
• B)the tone
• C)the stress
• D)the time interval

---

Definitions:

Gene

Section of DNA having the same arrangement of chemical elements.

Amine

Organic compounds derived from ammonia by replacement of one or more hydrogen atoms by hydrocarbon or other radicals; they play essential roles in biology as building blocks of proteins and neurotransmitters.

Developmental Psychologist

A professional who studies the growth and development of the human mind and behavior across the lifespan.

Newborns

Refer to infants from birth to about two months of age, during which they undergo rapid physical and cognitive development.