On the development of different morphologic abnormalities of human spermatozoa.


morphologic comparisons of the live and dead sperm population gives information concerning non-lethal and lethal abnormalities. Many of the abnormalities of the sperm heads and midpieces and in particular enlarged heads belong to the latter group. On the other hand, tapering of the head, cytoplasmic droplets and abnormal tails have littel lethal… (More)