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Oogenesis and Spermiogenesis Quiz

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Questions and Answers

How many female germ cells are present in the ovary at birth?

Significantly lower than in the fifth month of prenatal development (correct)

Approx. 400

Approx. 7 million

Approx. 2 million

During childhood, what happens to most oocytes?

They remain dormant until puberty

They increase in number

They become atretic; fewer than 500 will be ovulated (correct)

They are all ovulated

At puberty, what is the approximate total number of female germ cells in the ovary?

Approx. 400 (correct)

Approx. 500

Approx. 7 million

Approx. 2 million

How long does the process of spermatogenesis and spermiogenesis take?

<p>Approx. 74 days</p> Signup and view all the answers

What is the total number of female germ cells in the ovary in the fifth month of prenatal development?

<p>Approx. 7 million</p> Signup and view all the answers

Study Notes

Female Germ Cells

Around 1-2 million female germ cells are present in the ovary at birth.
During childhood, most oocytes undergo atresia, a process of degeneration and resorption.
At puberty, the approximate total number of female germ cells in the ovary is around 300,000-400,000.

Spermatogenesis

The process of spermatogenesis and spermiogenesis takes around 64-74 days.

Prenatal Development

In the fifth month of prenatal development, the total number of female germ cells in the ovary is around 2 million.

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Description

Test your knowledge of spermiogenesis and oogenesis with this quiz. Choose the three correct statements about the development of female germ cells and oocytes. Topics include prenatal development, total number of germ cells, and the fate of oocytes during childhood.