Fetal Development

1.  A female egg that has been fertilized.   

• Amniotic Sac 
• Placenta
• Infant
• Zygote

1.  The unborn young from the eighth week of pregnancy to birth   

• Fetus
• Embryo
• Infant 
• Adult

1.  A membranous vascular organ that develops in female mammals during pregnancy, lining the uterine wall and partially enveloping the fetus, to which it is attached by the umbilical cord.   

• Fetus Amniotic Sac
• Umbilical Cord 
• Placenta
• Yolk

1.  A thin membrane that completely surrounds the embryo and contains a protective fluid in which the embryo is immersed.     

• Embryo
• Umbilical Cord
• Amniotic Sac
• Placenta

Which system develops first in the embryo?  

• reproductive 
• circulatory 
• nervous 
• respiratory 

The amnion surrounds the embryo and bathes it in a protective fluid.  
TRUE/FALSE

• TRUE
• FALSE

1.  The flexible cordlike structure connecting a fetus at the abdomen with the placenta.   

• Umbilical Cord
• Puberty
• Amniotic Sac
• Embryo

The male germ cell is called the ______.

• embryo
• sperm
• egg
• fetus

Pregnancy is divided into three_________.

• Trimesters
• Periods
• Months

Which is the correct order?

• embryo, fetus, zygote
• fetus, zygote, embryo
• embryo, zygote, fetus
• zygote, embryo, fetus