Menstrual Cycle

This quiz covers the four key hormones (FSH, estradiol, LH, progesterone), the ovarian vs. uterine cycle distinction (with a hormone-timeline diagram), ovulation timing, corpus luteum, puberty timing, and menopause

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QUESTION OF
Views #: 3
Questions #: 12
Time: 9 minutes
Pass Score: 80.0%
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The Female Monthly Cycle

1 pts

When a girl reaches puberty, she has her first menstrual period, and her periods recur roughly every 28 days during her child-bearing years. This recurring cycle is known as the (1).

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gametogenesis
ovarian cycle
menstrual cycle
alternation of generation
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Hormones of the Menstrual Cycle

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OVARIAN CYCLE UTERINE CYCLE Follicle Development Ovulation Corpus Luteum Pregnancy Growing follicle Mature follicle Day 14 Ovulation Corpus luteum Corpus luteum maintained Regresses if no pregnancy Menstruation Proliferative Phase Secretory Phase Pregnancy Implantation (~Day 23) 0 4 8 12 14 16 20 24 28 Time (Days)

Which hormone causes the maturity of the egg and is part of the early phase of the ovarian cycle?

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The Hormone That Thickens the Uterine Lining

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Which hormone causes the uterine lining to grow thicker, preparing it to potentially receive a fertilized egg?

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The Hormone That Triggers Ovulation

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Which hormone causes ovulation, the release of the egg from the ovary?

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Preparing the Uterus for a Fertilized Egg

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Which hormone helps prepare the lining of the uterus to receive the fertilized egg, after being secreted by the corpus luteum?

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Ovarian Cycle vs. Uterine Cycle

2 pts

Sort each description into the correct part of the monthly cycle

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What Happens If the Egg Is Not Fertilized

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True or False: If the egg is not fertilized, the corpus luteum continues producing progesterone indefinitely, preventing menstruation.

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Timing of Ovulation

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Ovulation typically occurs on which day of a standard 28-day cycle, counting from the first day of menstrual flow?

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What Becomes of the Ruptured Follicle

1 pts

After releasing an egg, the ruptured follicle transforms into a structure called the (1), which secretes the hormone progesterone.

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endometrium
ovum
zygote
corpus luteum
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Eggs Released Over a Lifetime

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Approximately how many eggs does a woman release over the course of her reproductive lifetime, given that roughly one egg is released every 28 days?

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The End of the Reproductive Years

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What term describes the point at which a woman's reproductive years end and menstrual cycles stop, typically around age 45?

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Timing of Puberty

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True or False: Puberty usually occurs slightly earlier in girls than in boys.

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