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Anatomy - Growth and Development
The birth of a baby is a wondrous time!

Anatomy - Growth and Development

This Science quiz is called 'Anatomy - Growth and Development' and it has been written by teachers to help you if you are studying the subject at middle school. Playing educational quizzes is a fabulous way to learn if you are in the 6th, 7th or 8th grade - aged 11 to 14.

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One of the most miraculous areas of science is that of the creation of life – all life. For this quiz, however, we are going to focus on the growth and development of human life from conception to birth. What size is a baby (fetus) after 6 weeks of conception? How about after 20 weeks?

1.
The female reproductive cell is called _____.
an ovum
a sperm
a zygote
a blastocyst
The female reproductive cell is called an ovum. Answer (a) is correct
2.
A newly fertilized egg is called _____.
a fetus
an embryo
a zygote
an implant
A newly fertilized egg is called a zygote. Answer (c) is correct
3.
This layer of the embryo becomes the baby’s blood, vessels, bones, muscles and skin.
Layer four
Layer one
Layer three
Layer two
Layer one becomes the baby’s blood, vessels, bones, muscles and skin. Answer (b) is correct
4.
At ______ the baby is nearly 6 inches long and is in a sitting position in the womb.
12 weeks
5 months
6 months
16 weeks
At 16 weeks (4 months) the baby is nearly 6 inches long and is in a sitting position in the womb. Answer (d) is correct
5.
This develops during the third and fourth week from conception and connects the baby to the mother.
Placenta
Umbilical cord
Veins
Skin
The placenta develops during the third and fourth week from conception and connects the baby to the mother. Answer (a) is correct
6.
At _____ the baby’s fingernails finish forming and he/she turns in the womb downward to get ready for birth.
9 months
6 months
8 months
7 months
At 8 months the baby’s fingernails finish forming and he/she turns in the womb downward to get ready for birth. Answer (c) is correct
7.
At ____ the baby can open his/her eyes, though they cannot see yet, and his/her brain develops to control breathing and swallowing.
8 months
6 months
5 months
7 months
At 7 months the baby can open his/her eyes, though they cannot see yet, and his/her brain develops to control breathing and swallowing. Answer (d) is correct
8.
Babies are considered to be full term at ___ weeks from conception.
42
37
38
40
Babies are considered to be full term at 38 weeks from conception. Answer (c) is correct
9.
At _____ the fetus (baby) now looks like a baby and all of its major organs have been established.
6 weeks
9 weeks
12 weeks
16 weeks
At 9 weeks the fetus (baby) now looks like a baby and all of its major organs have been established. Answer (b) is correct
10.
The embryo has ___ layers of tissue.
2
6
4
3
The embryo has 3 layers of tissue. Answer (d) is correct
Author:  Christine G. Broome

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