Biology 0610 · IGCSE · Sexual reproduction in humans

Sexual reproduction in humans — practice question

The table presents some of the stages that occur during labour and birth. Which is the correct sequence?

  • Aamniotic sac breaks $\rightarrow$ cutting umbilical cord $\rightarrow$ cervix fully dilated $\rightarrow$ afterbirth delivered $\rightarrow$ passage through vagina
  • Bamniotic sac breaks $\rightarrow$ cervix fully dilated $\rightarrow$ passage through vagina $\rightarrow$ cutting umbilical cord $\rightarrow$ afterbirth delivered
  • Ccervix fully dilated $\rightarrow$ amniotic sac breaks $\rightarrow$ cutting umbilical cord $\rightarrow$ passage through vagina $\rightarrow$ afterbirth delivered
  • Dafterbirth delivered $\rightarrow$ cervix fully dilated $\rightarrow$ cutting umbilical cord $\rightarrow$ amniotic sac breaks $\rightarrow$ passage through vagina

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