What occurs when the zygote implants within one of the fallopian tubes?

What occurs when the zygote implants within one of the fallopian tubes?
 
  A) miscarriage
  B) normal pregnancy
  C) ectopic pregnancy
  D) endometriosis

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What condition occurs when the placenta remains in the uterus more than 30 minutes after childbirth?
 
  A) placenta previa
  B) retained placenta
  C) miscarriage
  D) viral infections

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Which of the following birth attendants is a registered nurse with advanced training and certification in childbirth?
 
  A) a certified obstetrician
  B) a certified midwife
  C) a doula
  D) a lay midwife

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What is thought to cause a majority of miscarriages?
 
  A) chromosomal problems
  B) gestational diabetes
  C) sexually transmitted infections
  D) None of the answers is correct.

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In which month of pregnancy is it possible for the baby to breathe on its own?
 
  A) 5
  B) 6
  C) 7
  D) 8