从这里可以看到从胶囊向内的两个肾上腺皮质区：肾小球状带和网状带。
The two zones of adrenal cortex from capsule inwards: zona glomerulosa and the zona reticularis – can be seen here.
你需要的：一个像足球大小的小球；一条浴巾；一张像办公椅那样的带滚轮的椅子；一块空地；一些你喜欢的舞曲；一大杯水。
What you'll need: a small ball, about the size of a soccer ball; a bath towel; a chair on wheels, like a desk chair; a furniture-free area; some of your favorite dance music; a tall glass of water!
每一杆小球只有一个突触带，而锥小足有4—6个突触带。
The cone synaptic ending has 4-6 synaptic sites, the rod synaptic ending shows only one synaptic site.
每一杆小球只有一个突触带，而锥小足有4—6个突触带。
The cone synaptic ending has 4-6 synaptic sites, the rod synaptic ending shows only one synaptic site.
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