n.頂體精子；精冒反應

Capacitation of acrosome; Process of pregnancy. 精子獲能;妊娠的過程。

The nuclear cup was positive and acrosome PAS positive. 細胞化學反應顯示，核杯為Feulgen陽性，頂體為PAS陽性。

Some of the damage sperms lost the acrosome, midpiece and flagellum. 線粒體內嵴彌散，線粒體脫落；

Proacrosomal vesicle formed and gradually developed into an acrosome. 精細胞時期頂體顆粒形成，線粒體明顯的融合成一巨型線粒體。

In the sea ucrhin eggs, sperm acrosome reaction stirred up the eggs week in a polysaccharide film material. 在海膽卵上，激起精子頂體反應的是卵周膠膜中的某種多糖物質。