The Menstrual Cycle

1. Both _________ and progesterone are released during the cycle. (9)
4. Symptoms of PMS are _______, depression, food cravings, fatigue and headaches. (7)
5. McClintock identified the _______________ of her roommates periods. An observation of over 100 females found that __________ could be transmitted through social interaction, synchronizing periods. (10)
6. Progesterone is reduced at the ___ of the cycle. (3)
9. ____________ syndrome (PMS) is a diorder that affects many women during the week before their menstruation begins (progesterone increases). (12)

1. The release of hormones stimulate the _____ and begins the menstrual cycle. (5)
2. Dalton found that PMS was also associated with an increase of _________, crime and suicide. (9)
3. ______ studies show that girls are more likely to start their periods in the winter and they are usually heavier. (6)
7. Russel et al collected _____ from donors, dissolved it into alcohol and swiped it under participants noses. Recipients menstrual cycles became synchronized with the donors'. (5)
10. Reinberg placed a woman in a cave for _____ months and she developed a shortening of her menstrual cycle. (5)

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