Black and white images do not have to be dull and lifeless. There are no colors but they can still look sharp and smooth. Black and white can be just that, black and white. There is also the high ...

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The vagus motor neurons, which control swallowing and speech, originate in the hindbrain and innervate the pharyngeal arches (PAs). The word "vagus" derives from the Latin for "wandering", as the ...