Based Upon the Curving of the A

question 88

Multiple Choice

Based upon the curving of the A.afarensis finger and toe bones,some paleoanthropologists believe that this species was adapted to:

• A)knuckle walking
• B)high-speed quadrupedal running
• C)arboreal suspensory locomotion
• D)essentially modern bipedal locomotion

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Definitions:

Prefrontal Cortex

The front part of the frontal lobe of the brain, involved in decision making, problem solving, control of purposeful behaviors, consciousness, and emotions.

Spontaneous Movements

Movements occurring without conscious control or external stimuli, often seen in early development or neurological conditions.

Motor Neurons

Neurons that transmit signals from the spinal cord to muscles, effectively converting neural messages into muscle movements.

Cervical

Cervical pertains to the neck region in the human body or the part of the spine known as the cervical spine, which comprises the seven vertebrae connecting the skull to the thoracic spine.