The origins of language - The tool-making source
3 important questions on The origins of language - The tool-making source
Describe the tool-making source.
The idea that the physical adaptations regarding teeth and mouth were preceded by the manual adaptation regarding right-hand preference and the manipulation of objects (the brain at work).
What does the lateralization of the brain have to do with the possible language source?
The motor cortex of the brain that controls the muscles of the arms and hands, and the motor that controls the articulatory muscles of the face, jaw and tongue are located close to each other in the left brain.
How does the tool-making strategy compare to building complex messages?
To build a tool one must hit one stone with another, thus creating a new tool. To build a complex message one must not only use one sound or word but combine it with another, creating a new message. Over time more words were added to now form a complete sentence
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