202-test

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202-test

Farhad Key

Irán

#	Jugador	Acierto	tiempo
1	Farhad Key 11 de Junio de 2019	% 100	01:47

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Completar Frases 202-testVersión en línea 202-test por Farhad Key 1 disorders responsible traced play trace ventrolateral risk responsible interplays instinct Researchers in Europe and the US wanted to find out exactly what happens to our brain when we find ourselves stunned with fright in the hope of better understanding how fear with human anxiety . For the first time , they and linked three parts of the brain for freezing behaviors : the amygdala , periaqueductal grey region and magnocellular nucleus . Mice are excellent lab animals where it comes to anxiety and fear experiments . When a mouse is scared , its defensive behaviors range from freezing , attacking , assessment or fleeing the scene . How a mouse acts depends on variables such as access to escape routes or the level of threat faced . So Andreas Lüthi at the Friedrich Miescher Institute for Biomedical Research in Switzerland and colleagues from Europe and the US observed brain activity in mice placed in frightening situations to the brain circuits for freezing behaviors . In particular , the researchers wanted to learn more about a part of the brain called the ventrolateral periaqueductal grey region , which was believed to some part in a mouse's to freeze or flee .