Ch. 15.2 Did a Core Set of Emotions Evolve in Humans and Other Animals?

Question 1

What do you know about expression in man and animals.

Answer 1

• nonhuman primates have the same facial muscles that humans have.
  -Distinct facial expressions in nonhuman primates that may represent similar emotions across primate species. ex: tense mouth = anger.
  -Tickling and playing with rats can elicit ultrasonic vocalizations that resemble laughter in some ways.
  -Using an artificial intelligence algorithm, researchers discovered that mice make subtle but distinctive facial expressions that appear to signal emotion

Question 2

What is evolutionary psychology?

Answer 2

A research field that asks how evolutionary selection pressures have shaped the behavior of humans and other animals.

Question 3

Proponents of evolutionary psychology point to additional ways in which emotions are adaptive and could have developed through natural selection. What are some examples?

Answer 3

Emotions are broad motivational programs that coordinate various responses to solve specific adaptive problems, including:
- maintaining cooperative relations with other members of your group.
- choosing a mate
- avoiding predators
- finding food sources.

Question 4

How does natural selection support the idea of