Final answer:
Janine is admitted to the birthing unit and an IV infusion of pitocin is started to regulate and strengthen her contractions.
Step-by-step explanation:
Janine is admitted to the birthing unit and an IV infusion of pitocin is started. Pitocin is a synthetic version of the hormone oxytocin, which stimulates uterine contractions. By administering pitocin, the healthcare providers aim to strengthen and regulate Janine's contractions to help progress her labor.