Sperm

From Health Encyclopedia

Contents 1 Used for 2 Broader Terms 3 Narrower Terms 4 Related Terms 5 Scope Note 6 Facts

Used for

sperm protein

Broader Terms

germ cell, testis

Narrower Terms

acrosome

Related Terms

semen

Scope Note

mature male germ cells.

Facts

• Semen is a white or grey liquid, emitted from the urethra (tube in the penis) on ejaculation.
• Intracytoplasmic sperm injection (ICSI) is a laboratory procedure developed to help infertile couples undergo- ing in vitro fertilization (IVF) due to male factor infertility.
• Sperm is the mature male reproductive cell.
• Millions of sperm are present in each ejaculate and only one spermatozoon will fuses with the ovum at conception to produce an embryo.
• The sperm carries 23 chromosomes, 22 autosomes and an X chromosome or aY chromosome.

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