The Hyoid Bone of the Juvenile Australopithecus Afarensis Fossil Suggests

question 36

Multiple Choice

The hyoid bone of the juvenile Australopithecus afarensis fossil suggests that this species probably could not

• A)speak like a modern human.
• B)walk on two legs over long distances.
• C)climb trees very effectively.
• D)eat tough, fibrous foods.

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Definitions:

Emotional State

The current condition of one's emotions, which can influence thoughts, behaviors, and physical responses.

Facial Communication

The use of facial expressions and movements to convey emotions, intentions, or social information.

Social Display Rules

Culturally specific guidelines that dictate how emotions should be expressed in various social settings.

Public Social Display

A public social display involves behavior or actions intended to convey a particular image or message to the observing public or social group.