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PSF Chapter 8
Chapter 8 flash card
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11th Grade
10/31/2012

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Term
Pregnancy
Definition
is the period during which a fertilized egg grows and develops into a human being inside the mother's body. This period lasts about 9 months and is a period divided into 3 trimester.
Term
Trimester
Definition
is a period of about 3 months
Term
Prenatal Development
Definition
is all development that occurs between conception and birth.
Term
Placenta
Definition
is a special organ that allows nutrients, oxygen, and water to pass from mother to baby it also allows the baby's waste products to pass to the mother for elimination.
Term
Umbilical Cord
Definition
is the flexibile cords that contains blood vessels and connects the baby to the placenta.
Term
Amniotic Fluid
Definition
it regulates the baby's temperature , cushions the baby against possible injury and allows baby to move around easily.
Term
Fetus
Definition
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