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Embryology Lecture 1

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Questions and Answers

What does embryology primarily study?

Comparative anatomy of animals

The development of plants

The structure of adult organisms

The origin and development of an organism (correct)

Which period begins at fertilization and ends with the 8th week?

Fetal period

Postnatal period

Prenatal period

Embryonic period (correct)

What is the mature male germ cell called?

Oocyte

Ovum

Zygote

Sperm (correct)

How many chromosomes does a cell contain after mitotic division?

44 autosomes and 2 sex chromosomes Signup and view all the answers

What is a zygote?

A fertilized ovum Signup and view all the answers

What happens during the 3rd week of the embryonic period?

Development of the Central Nervous System Signup and view all the answers

Which type of cell division occurs in the primitive germ cells of the testes or ovaries?

Meiotic Signup and view all the answers

When does the postnatal development period occur?

After birth Signup and view all the answers