Refer to the events of the menstrual cycle given below.
Choose the correct option from the following.
A (Levels of FSH and LH around and day.) | B (Level of progesterone around to day) | C (Phase in which fertilised egg travels to the fallopian tube) | |
(a) | Low | High | Luteal phase |
(b) | High | High | Luteal phase |
(c) | High | High | Proliferative phase |
(d) | Low | High | Proliferative phase |
Text Solution
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• Around day 
, ovulation occurs. LH surge is at its peak, and FSH is also relatively high (but less than LH).
so, 
High, 
High
• After ovulation, the corpus luteum forms and secretes progesterone.
• During days 
(luteal phase), progesterone is at its highest level to prepare the endometrium for implantation, so, Progesterone = High
• Fertilization occurs in the ampulla of the fallopian tube around day 14 (ovulation period). The fertilized egg then travels through the fallopian tube towards the uterus during the luteal phase (after ovulation).
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