Polyspermy Is

question 57

Multiple Choice

Polyspermy is

• A) when fertilization involves more than one sperm.
• B) when multiple sperm release hyaluronidase concurrently.
• C) the movement of millions of sperm through the female reproductive tract.
• D) the clinical term for an adequate sperm count (more than 20 million per ejaculate).
• E) the process that follows capacitation and enables sperm to bind to sperm receptors.

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Definitions:

Secondary Spermatocyte

Spermatocyte derived from a primary spermatocyte by the first meiotic division; each secondary spermatocyte gives rise by the second meiotic division to two spermatids.

Spermatid

Cell derived from the secondary spermatocyte; gives rise to a spermatozoon.

Scrotum

An external sac of skin and muscle containing the testicles in males.

Testes

Male reproductive organs that produce sperm and hormones, including testosterone.