BiologyOvum – Definition, Structure, Function and FAQs

Ovum – Definition, Structure, Function and FAQs

What is Ovum?

Ovum – Definition: An ovum is an egg cell. The ovum is the largest cell in the human body and is the cell from which a new human being is formed.

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    The ovum, or egg cell, is the largest cell in the human body. It is also the most important cell, as it is the one that develops into a human being. The ovum is produced by the woman’s ovaries, and is released into the fallopian tubes. If it is fertilized by a sperm cell, it will develop into a baby. If it is not fertilized, it will be expelled from the body as a menstrual cycle.

    Ovum - Definition, Structure, Function and FAQs

    Structure of Ovum

    The ovum is the female reproductive cell. It is a single cell that is about the size of a pinhead. The ovum is surrounded by a protective layer of cells called the zona pellucida. The zona pellucida is also rich in nutrients that help to support the ovum. The ovum is released from the ovary into the fallopian tube. The fallopian tube is a long, thin tube that carries the ovum to the uterus. The uterus is a muscular organ where the fertilized egg implants and grows into a baby.

    Structure of Human Ovum

    The human ovum is a cell that is released from the ovary at ovulation and is capable of being fertilized by a sperm to form a zygote. The ovum is about the size of a pinhead and is round or oval in shape. The ovum contains a nucleus and other cellular organelles, but no cell membrane. The zona pellucida is a glycoprotein matrix that surrounds the ovum and is secreted by the cells of the ovarian follicle. The zona pellucida helps to protect the ovum from damage and also assists in the transport of the ovum to the uterus.

    Ovum Function

    • The egg is the female reproductive cell.
    • It is produced in the ovaries and released into the uterus.
    • The egg is fertilized by a sperm cell and becomes a zygote.
    • The zygote divides and becomes an embryo, which develops into a fetus.

    Working of the Female Reproductive System

    The female reproductive system is designed to produce offspring. The system includes the ovaries, fallopian tubes, uterus, and vagina.

    • The ovaries are a pair of almond-shaped organs located on either side of the uterus. Each month, an ovary releases an egg into a fallopian tube.
    • The fallopian tubes are a pair of thin tubes that extend from the ovaries to the uterus. The egg travels down the fallopian tube to the uterus. If the egg is fertilized by a sperm, it implants in the uterine wall and develops into a baby.
    • The uterus is a hollow, pear-shaped organ located in the middle of the pelvis. The uterus is where a baby grows during pregnancy. The uterus is also where the baby is delivered during labor.
    • The vagina is a tube-like structure that extends from the uterus to the outside of the body. The vagina is where the baby passes through during childbirth.

    Ovum in Female Reproductive System

    • An ovum, also known as an egg cell, is a female reproductive cell. The ovum is produced by the ovary and released into the oviduct, where it may be fertilized by a sperm cell.
    • Ovum is a small, round and non-motile cell that is produced by the ovaries and released into the oviducts. It is the largest and most active cell in the early embryo. The oocyte undergoes meiosis and becomes a mature ovum capable of fertilization.
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