Follicular phase - Wikipedia
By A Mystery Man Writer
Description
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In vitro fertilisation - Wikipedia
![Follicular phase - Wikipedia](https://upload.wikimedia.org/wikipedia/commons/b/bd/Progesterone_levels_across_the_normal_menstrual_cycle_in_women.png)
File:Progesterone levels across the normal menstrual cycle in women.png - Wikipedia
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Endometrium - Wikipedia
![Follicular phase - Wikipedia](https://upload.wikimedia.org/wikipedia/commons/thumb/0/02/Hormones_estradiol%2C_progesterone%2C_LH_and_FSH_during_menstrual_cycle.png/220px-Hormones_estradiol%2C_progesterone%2C_LH_and_FSH_during_menstrual_cycle.png)
Ovulation - Wikipedia
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Menstrual cycle - Wikipedia
![Follicular phase - Wikipedia](https://www.menstrupedia.com/assets/quickguide/physiology/pysiology-menstrual-phases.jpg)
Phases of Menstrual cycle
![Follicular phase - Wikipedia](https://upload.wikimedia.org/wikipedia/commons/thumb/6/60/Germinal_center.svg/1200px-Germinal_center.svg.png)
Germinal center - Wikipedia
Intracytoplasmic sperm injection - Wikipedia
![Follicular phase - Wikipedia](https://upload.wikimedia.org/wikipedia/commons/9/93/InVitroFertilization.jpg)
In vitro fertilisation - Wikipedia
![Follicular phase - Wikipedia](https://upload.wikimedia.org/wikipedia/commons/thumb/4/4d/Hair_follicle-en.svg/1200px-Hair_follicle-en.svg.png)
Hair follicle - Wikipedia
![Follicular phase - Wikipedia](https://upload.wikimedia.org/wikipedia/commons/thumb/7/72/Illu_cervix.svg/350px-Illu_cervix.svg.png)
Menstrual cycle - Wikipedia
![Follicular phase - Wikipedia](https://upload.wikimedia.org/wikipedia/commons/c/c7/Estradiol.Cycle.jpg)
File:Estradiol.Cycle.jpg - Wikipedia
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Hypothalamic–pituitary–gonadal axis - Wikipedia
![Follicular phase - Wikipedia](https://useruploads.socratic.org/rg3FvggpSoehlZeze3lf_MenstrualCycle3_en.svg.png)
Which phase usually remains constant in length of days in the menstrual cycle?
![Follicular phase - Wikipedia](https://upload.wikimedia.org/wikipedia/commons/thumb/c/ca/Human_ovarian_follicle.jpg/220px-Human_ovarian_follicle.jpg)
Menstrual cycle - Wikipedia
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