Massive infestation of Sarcoptes mites is rarely observed, especially in the scalp area.

大量的疥虫感染鲜少发生在头皮。

youdao

This helps the surgeon keep the incision superficial so that the larger nerves and blood vessels in the scalp are not injured and so that the fascia is not cut.

这样医生就能让切口保持比较浅的位置，这样神经和血管就不会被伤到，筋膜也不会被切到。

youdao

As men and women age, DHT builds up in the scalp and damages the hair-producing follicles. This eventually destroys the hair follicles which results in hair loss.

男性或女性上了年纪之后，头皮内形成的DHT会伤害生成头发的毛囊；最终会破坏毛囊造成头发脱落。

youdao

You bring somebody in the sleep lab, you put electrodes on their scalp and you see what these-- what sort of electrical activities you get in the brain.

把人叫来睡眠实验室，把电极贴在他们的头皮上,你就能看到-,他们有什么脑电活动。

耶鲁公开课 - 心理学导论课程节选

Under anesthesia, an incision is made in the scalp, a hole is drilled in the skull, and the device is placed on the surface of the brain.

WSJ: Bionic Brains and Beyond

However, by then Saints had already knocked Hibernian out of the Co-operative Insurance Cup and claimed another scalp in the next round by ousting near neighbours Dundee United.

BBC: St Johnstone's star on the rise

Then there was an attempt to try to get a political scalp in the so-called pay-fors that was not a serious attempt to deal with this matter.

WHITEHOUSE: Press Briefing