Nellie has just discovered that she is pregnant. She is a smoker and knows she should quit because nicotine is especially harmful to the fetus during the ____ stage of development and leads to ____.
a. embryonic; low birth weight
b. embryonic; intellectual disability
c. fetal; loss of limbs
d. fetal; brain damage
Question 2
Margarite is going to have a baby. Dr. Cortez tells her that there is a critical period in which her baby's organs and limbs must grow or else they never will. Which stage of prenatal development is Dr. Cortez describing?
a. Zygote
b. Embryonic
c. Fetal
d. Gestational
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Cutaway views of (a) the breast of a woman who is not pregnant and (b) the breast of a lactating wom