COMPLETE SOLUTIONS.
Conception happens _______ after last menstrual period. Answer - 14 days
Zygote stage lasts from conception to day______ Answer - 14
Implantation happens _______ after conception. ('spotting" that may be
mistaken for a period) Answer - 6-10 days
hCG can be detected ________ after conception. (can detect in serum before
urine) Answer - 7-10 days
Placental circulation begins _______ after conception. Answer - 17 days
Embryo stage lasts from ______________ post conception. Answer - day 15 -
week 8
Heart begins to beat _________ post conception. (______ gestation) Answer -
4 weeks (6)
_____________ is the most critical time for organ development. Answer -
Embryonic
, There is a four chamber heart at ____________ post conception. Answer - 8
weeks
Eyelids fuse at ____________ post conception Answer - 8 weeks
Stomach is formed at __________ post conception Answer - 8 weeks
Fetal stage lasts from _________ post conception. Answer - 9 weeks
Heart can be detected with ultrasound at ___________ post conception.
Answer - 8 weeks
Ovaries and testicles begin to develop at _____________ post conception.
(won't be able to visually see them) Answer - 8 weeks
Fetal heart beat can be heard with Doppler at ___________ gestation Answer -
12 weeks
Kidneys produce urine at ___________ post conception. Answer - 12 weeks
Sucking is present at ___________ post conception. Answer - 12 weeks
Sex organs are visible at __________ gestation. Answer - 14 weeks
Fetus swallows and produces meconium at __________ post conception.
Answer - 16 weeks