home / medterms medical dictionary a-z list / apls (antiphospholipid antibody syndrome) definition Medical Definition of APLS (antiphospholipid antibody syndrome) Our Antiphospholipid Syndrome Main Article provides a comprehensive look at the who, what, when and how of Antiphospholipid Syndrome
Sperm motility describes the ability of sperm to move properly through the female reproductive tract (internal fertilization) or through water (external fertilization) to reach the egg.
Medical Definition of Sperm. Sperm: A sperm is the male gamete or sex cell. It combines with the female gamete, called an ovum, to form a zygote. The formation process is called fertilization. (see ovum, zygote). Last Editorial Review: 5/13/2016.