Follicular phase Luteal phase 36.8 Basal body temperature Degrees C 36.6 36.4 Progesterone g/mL 17- Hydroxy-10∵ 17-H na/mL progesterone progesterone ogesterone 200 17B-Estradiol pg/mL 100 Inhibi 150o 1000 U/L 500 40 30 IU/L 20 FSH 252713579111315171921232527 ay of cy