Objective: to study the electrophysiology of iliopsoas and the microsurgical anatomy of its nerve supply.

目的：了解髂腰肌的神经支配及电生理学特征。

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Internal hemorrhoids, with little nerve supply, can be destroyed in several ways without anesthesia. External hemorrhoids, under the skin, are cut out under local anesthesia.

内痔因为没有什么神经，所以可不经麻醉用几种方式切除。外痔形成于皮肤底层，可局部麻醉切除。

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While it would take several hundred of today's Pentium chips to supply as many transistors as the human brain has nerve cells, in 15 years it should take only one or two of the Pentium's successors to do the job.

ECONOMIST: Robotics

The Argus 2 requires an external power supply paired with external hardware, like goggles that collect pictures and send them directly to the optic nerve.

FORBES: Artificial Retina From A Photovoltaic Polymer