anatomy quiz

trimester often called the embryonic period, placenta formation, cell specialization
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Terms in this set (27)
physiological change during pregnancy; nausea/morning sickness, heartburn, constipationGI tractphysiological change; frequent urination and/or incontinenceurinaryphysiological change; less room for lungs so difficulty w breathing volumesrespiratoryphysiological change; blood volume increases up to 40%, varicose veinscardiovasculargenes and how they are passed onhereditytype of genetic variation; which chromosomes were passed onindependent assortmenttype of genetic variation; random which egg and which spermrandom fertilizationtype of genetic variation; chromosomes "mix" during meiosiscrossing overa blend of inheritanceincomplete dominanceboth of the traits are present in inheritancecodominanceenvironmental factors that may override or influence what genes are expressed or not; maternal influence, environmental factors during pregnancy, epigenetic markersepigeneticsall events that lead up to and including the expelling the infant from the uteruslaborgiving birth (last stage/expulsion)deliverystage where weak but regular contractions begin + get closer together, cervix begins to dilate, amniotic sac rupturesdilation stagestage where contractions are much longer lasting and stronger, baby's head descends into vulva, mother begins to pushexpulsion stagestage where there is delivery of the placenta; uterus continues to contract to help the placenta detach from the uterine wallplacental stagecutting of the vagina to allow the baby to fit throughepisiotomy