What triggers the process of labor and delivery?
A) The hormone oxytocin from the mother
B) The hormone oxytocin from the fetus
C) Chemical signals from fetal cells to the uterus
D) The pressure from the fetus's head on the cervix
E) A biological clock in the mother
Correct Answer:
Verified
Q25: What is the main difference between embryonic
Q26: Babies born even a month early may
Q27: Approximately when might a mother-to-be be able
Q28: Why are contractions in labor necessary for
Q29: What does the hormone oxytocin contribute to
Q31: Humans are born much less well developed
Q32: What are the stages of labor and
Q33: When "water breaks" in the early stages
Q34: About what percentage of births are twins?
A)
Q35: How do identical twins occur?
A) One sperm
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