They found heterosexual women and gay men shared brain circuitry linking a region called the amygdala, which plays a key role in emotional responses, to other parts of the brain.

• 他们发现，女异性恋者和男同性恋者的与大脑神经回路连接的扁桃核区相同，而扁桃核区对情感反应至为关键。