1.This is the term given to the mass of cells that contains trophoblast cells and an inner mass of cells that implants within the endometrium:

morula
blastocyte
cleavage mass
Oocyte

2.What is NOT a change to a mother’s organ systems during pregnancy?

Increase in respiration rate
increase urination and urgency
decreased cardiac output
decrease gastrointestinal motility leading to constipation

3.This stage of the delivery is when crowning occurs?

Expulsion
Placental delivery