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NURSl 306/l NURS306l Quizl 1l –l OBl |l WCUl (Latestl 2026/l 2027l Update)l 100%l Verifiedl Questionsl &l Answersl |l Gradel A
Q:l Whenl isl thel fetusl mostl vulnerable?
Answer:
Organogenesisl stage,l firstl 8l weeks
Q:l Whatl arel examplesl ofl teratogenicl agents?
Answer:
Drugs/chemicals,l infections/viruses
Q:l Whatl isl thel ovarianl cycle?
Answer:
Maturationl ofl oval thatl consistsl ofl threel phases
Q:l Whatl arel thel phasesl ofl thel ovarianl cycle?l Whenl dol theyl beginl andl end?
Answer:
Follicular:l beginsl firstl dayl ofl menstruationl andl lastl 12-14l days
Ovulatory:l beginsl whenl estrogenl levelsl peakl andl endsl withl releasel ofl thel oocytel (egg)
Luteal:l beginsl afterl ovulationl lastl approximatelyl 14l days
Q:l Whatl isl thel endometriall cycle? 1 / 4
Answer:
Changesl inl thel endometriuml ofl thel uterusl inl responsel tol hormonall changesl duringl thel ovarianl cyclel andl consistsl ofl threel phases
Q:l Whatl arel thel threel phasesl ofl thel endometriall cycle?l Whenl dol theyl beginl andl end?
Answer:
Proliferation:l occursl followingl menstruationl andl endsl withl ovulation
Secretory:l beginsl afterl ovulationl andl endsl withl onsetl ofl menstruation
Menstrual:l sloughingl offl andl expulsionl ofl thel endometriall tissue
Q:l Explainl fertilization
Answer:
Sperml entersl oocytel (egg)l normallyl inl thel outerl thirdl ofl thel fallopianl tube
Q:l Whatl isl al zygote?
Answer:
Fertilizedl egg
Q:l Whatl isl al cleavage?
Answer:
Singlel celll zygotel tharl undergoesl mitoticl celll division
Q:l Whatl isl al morula?
Answer: 2 / 4
Zygotel hasl morphedl intol al 16l cell,l solidl sphere
Q:l Whatl isl al blastocyst?
Answer:
Al developingl humanl aroundl dayl 5l entersl thel uterus
Q:l Whatl isl anl embryoblast?
Answer:
Innerl celll massl ofl thel blastocystl thatl developsl aroundl thel embryo
Q:l Whatl isl al trophoblast>
Answer:
Outerl celll massl ofl blastocystl thatl assistsl inl implantationl andl willl becomel partl ofl thel placenta
Q:l Whatl isl monozygoticl twins?
Answer:
Identicall twinsl (fertilizedl ovuml splitsl intol twol embryos)
Q:l Whatl isl dizygoticl twins?
Answer:
Fraternall twinsl (twol separatel sperml fertilizedl twol separatel ova)
Q:l Whenl doesl implantationl begin?
Answer: 3 / 4
Aroundl dayl 5l orl 6
Q:l Whatl isl thel embryonicl stagel called?l Howl longl doesl itl last?
Answer:
Organogenesisl stage,l lastl forl thel firstl 8l weeks
Q:l Whatl arel thel primaryl germl layersl andl whenl dol theyl beginl tol develop?
Answer:
Ectoderm,l mesoderm,l endoderm
Theyl beginl tol developl aroundl dayl 14
Q:l Whenl doesl thel heartl forml andl beginl tol beat?
Answer:
Heartl formsl duringl 3rdl weekl andl beatsl duringl 4thl week
Q:l Thel developingl humanl isl referredl tol asl al ____l froml weekl 9l tol birth
Answer:
Fetus
Q:l Whatl connectsl thel umbilicall veinl tol thel inferiorl venal cava?
Answer:
Ductusl venosus
Q:l Whatl isl thel openingl betweenl thel rightl andl leftl atrial called?
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