a layer of deeply pigmented grey matter in the midbrain; associated with the striate body; is involved in metabolic disturbances associated with Parkinson's disease and with Huntington's disease
例句
用作名词 (n.)
It is believed to be jump-started by a loss of neurons in a midbrain region called the substantia nigra. 相信这是可以跳开始，由一个亏损的神经元在中脑区称为黑质。
Surgeons insert a catheter into the left and right striatum, the main recipients in the basal ganglia of the dopamine secreted by neurons of the substantia nigra. 外科医师将导管伸入脑左右两边的纹状体，那里是接受黑质神经元释出多巴胺的主要基底核脑区。
美
