Scientists Have Just Discovered a Tribe of People in a South

question 8

Multiple Choice

Scientists have just discovered a tribe of people in a South American jungle that have never been exposed to the outside world or people aside from those in their village. The first researchers greet them with a smile. Which emotion would the tribe member most likely attribute to the expression of a smile?

• A)happiness
• B)surprise
• C)anger
• D)There is no way to tell because emotional expressions are all culturally specific.

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Definitions:

Operant Conditioning

A learning process where behavior is controlled by consequences, including rewards and punishments.

Obsessive-Compulsive Disorder

A mental disorder characterized by recurring unwanted thoughts (obsessions) and repetitive behaviors (compulsions) as an attempt to soothe anxiety.

Operant Conditioning

A conditioning method in which the vigor of a response is influenced through the use of encouragements or sanctions.

Obsessive-Compulsive Disorder

A mental disorder characterized by unwanted and intrusive thoughts (obsessions) leading to repetitive behaviors (compulsions) as an attempt to reduce anxiety.