The video explores the universality of facial expressions, starting with Darwin's theory and moving through research by Silvan Tomkins and Paul Ekman. It discusses how certain expressions are universal across cultures, supported by studies on remote tribes and blind individuals. The video identifies six core expressions and their features, while acknowledging cultural variations. It also delves into theories on why these expressions are universal, suggesting they play roles in survival and communication. The video concludes with the idea that expressions are deeply rooted in our evolutionary history.

What was Charles Darwin's theory regarding emotional expressions?

• They are unique to each culture.

• They are a common human feature.

• They are only found in Western cultures.

• They are learned behaviors.

What did Paul Ekman's research on remote tribes reveal about facial expressions?

• Expressions were unfamiliar and varied greatly.

• Expressions were unique to each tribe.

• Expressions were familiar and occurred in expected situations.

• Expressions were influenced by Western culture.

Which of the following is NOT one of the six core expressions identified by Ekman?

• Contempt

• Happiness

• Disgust

• Anger

How do facial expressions contribute to group fitness according to the evolutionary theories?

• By communicating internal states to others.

• By mimicking non-human mammals.

• By confusing potential threats.

• By hiding emotions from others.

What physiological benefit does the fear expression provide?

• It helps in conserving energy.

• It allows for better light absorption and air intake.

• It enhances hearing capabilities.

• It reduces the heart rate.