Which Statement BEST Describes the Relationship Between the Amount of Motor

question 238

Multiple Choice

Which statement BEST describes the relationship between the amount of motor cortex devoted to the control of a particular movement and the degree of precision required by the movement? 

• A)There is no relationship.
• B)There is only a weak relationship.
• C)There is a positive correlation.
• D)There is a negative correlation.

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Definitions:

Opposable Thumb

A thumb that can be moved into position to touch the fingers, enabling grasping and manipulation of objects.

Primates

An order of mammals that includes humans, apes, monkeys, and prosimians, characterized by large brains, forward-facing eyes, and opposable thumbs.

Australopithecus Afarensis

An extinct hominin species known for the famous fossil "Lucy," significant for understanding early human evolution.

Homo Erectus

An extinct species of early human that lived throughout most of the Pleistocene geological epoch, known for its ability to walk upright.