Humans May Have Been Able to Evolve Such Big Brains

question 43

Multiple Choice

 Humans may have been able to evolve such big brains without sacrificing other functions because of ____.

• A) exercise
• B) mutations
• C) deletions
• D) diet

---

Definitions:

Amygdala

A region of the brain involved in experiencing emotions, especially fear and aggression, playing a key role in processing emotional responses.

Dissociative Identity Disorder

A condition in which a person experiences two or more separate personality states or identities, each with their own pattern of perceiving and interacting with the world.

Integration of Subpersonalities

A therapeutic goal in psychology aimed at reconciling conflicting parts of an individual's personality into a cohesive self.

Posttraumatic Stress Disorder

A mental health condition triggered by experiencing or witnessing a terrifying event, manifesting through flashbacks, nightmares, and anxiety.