ovum: Quick Facts

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Last updated

Oct. 30, 2026

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Newly discovered protein helps preserve egg chromosome integrity during aging • Oct. 29, 2026, 10:22 PM ET (News-Medical)

Facts

Also Known As	ova

Photos

Detailed cross-sectional illustration of a human ovary showing the stages of follicle development, ovulation, and corpus luteum formation, with labeled structures including primordial, primary, secondary, and mature follicles, a ruptured follicle releasing an ovum, and corpus luteum and albicans. An inset at the bottom shows the ovary's location in the female reproductive system.

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Topics

corona radiata pellucid zone secondary ovum cortical granule Egg 7 animals that lay the most unusual eggs albumen egg packet eggshell fertilizin sperm

Key People

Karl Ernst von Baer

Karl Ernst von Baer

Prussian-Estonian embryologist

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Frank Rattray Lillie

American zoologist

Conklin, Edwin Grant

Edwin Grant Conklin

American biologist

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Oskar Hertwig

German biologist

Muscles of facial expression, human anatomy, (Netter replacement project - SSC). Human face, human head.

Characteristics of the Human Body

Male muscle, man flexing arm, bicep curl.

Facts You Should Know: The Human Body Quiz