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Animation: Fetal Development and Risk
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View the animation below, then complete the quiz to test your knowledge of the concept.






1Which of the following are at high risk from week 3 through week 16 of a pregnancy?
A)heart
B)teeth
C)ears
D)central nervous system



2During which trimester is the fetus at greatest risk?
A)first trimester
B)second trimester
C)third trimester
D)fourth trimester



3During which trimester does the fetus gain the most weight?
A)first trimester
B)second trimester
C)third trimester
D)fourth trimester



4Two widely accepted criteria for a successful pregnancy are (1) a pregnancy of longer than 37 weeks and (2) a birth weight of more than
A)3.5 pounds.
B)5.5 pounds.
C)7.5 pounds.
D)9.5 pounds.



5In general, the longer the gestation period and the greater the birth weight, the chance of medical problems will occur are...
A)more likely.
B)less likely.
C)gestation period and birth weight do not affect chance of medical problems
D)the lower the birth weight the less likely the chance of medical problems







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