The Nurse Is Speaking with a Pregnant Patient Who Is

The nurse is speaking with a pregnant patient who is asking what processes start labor. Which responses by the nurse are appropriate? Select all that apply.

A) There is more pressure on the cervix, which causes the start of contractions by releasing oxytocin.
B) Oxytocin stimulates uterine muscles to contract.
C) The uterus begins to contract due to a decrease in estrogen.
D) The placenta begins to age and deteriorate and this triggers the start of contractions.
E) The fetus releases a stress hormone, cortisol, and this starts contractions.