What is menstruation?, Growth of bones, Shedding of the uterus lining, Release of an egg, Digestion of food, Which organ releases an egg during ovulation?, Heart, Ovary, Lungs, Kidney, Which hormone helps regulate the menstrual cycle?, Insulin, Vitamin C, Estrogen, Oxygen, How many days does a period usually last?, 1 day, 15 days, 30 days, 7 days , Which body part prepares for pregnancy each month?, Brain, Stomach, Uterus, Skin, What is a common symptom during menstruation?, Cramps, Broken bones, Tooth growth, Sneezing, During which phase does the egg get released?, Menstruation, Ovulation, Sleeping phase, Growth phase.

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