About Endocrine System

Learn how oxytocin stimulates uterine contractions and supports cervical dilation during labor. Understand why other hormones like estrogen and prolactin do not initiate contractions.

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Endocrine System HESI A2 Practice Questions

Free Endocrine System practice questions for the HESI A2 exam with detailed rationales.

Question 2 of 2

Which hormone stimulates uterine contractions during labor?
Estrogen
Progesterone
Oxytocin
Prolactin

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