What I Know Directions: Encircle the letter of the correct answer. 1. The menstrual cycle begins with the breakdown and shedding of the uterine lining. What scientific term is given to this event? A ovulation C. uterine breakdown B. menstruation D. follicular maturation 2. What is the path that blood travels during menstruation? A. uterus, cervix, vagina C. cervix uterus, vagina B. uterus, fallopian tube, vagina D. vagina, uterus, fallopian tube 3. How many days are in the average menstrual cycle? B. 28 C. 7 D. 35 4. At which point in the menstrual cycle is a woman most fertile? A. Days 1-5 B. Days 9-16 C. Days 17-21 5. Which of the following statements are true about menstruation? In a normal 28-day menstrual cycle you would expect menstruation to last approximately 10-15 days. B. During menstruation the entire endometrium is shed C. All women experience menstruation. D. Absence of menstruation always indicates an active pregnancy. D. Days 22-28​