Prenatal & Newborn Development Flashcards
Child development begins at the _ level
Genetic level
The building blocks for genes are called:
Genotypes
A _ is the gene expression of a genotype
Phenotype
What is the most common type of down syndrome?
Trisomy 21
Mosaicism is a m-
-ixture of cells
What is the last type of down syndrome?
Translocation
Fragile X Syndrome results in _ disability
Intellectual
A mother and father’s blood are incompatible and the mother’s body produces antibodies which become toxic… this disease is called _
Rh disease
What is Klinefelter’s syndrome?
When males are born with an extra copy of the X chromosome (XXY instead of XY)
What is Turner’s syndrome?
When females are born with only one X chromosome (X instead of XX)
What is a teratogen?
Any drug, chemical, maternal disease, or exposure that can cause physical or functional defects in an exposed embryo or fetus
Heroin causes (4):
Premature birth, respiratory difficulties, physical malformations, and low birth weight
Cocaine causes (3):
Brain damage, physical malformations, and low birth weight
Meth causes (4):
Brain damage, increased blood pressure, and low birth weight. Also more likely to cause cleft palate.
Alcohol causes what syndrome?
Fetal alcohol syndrome
