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प्रश्न
Find the wrongly matched pair.
पर्याय
Bleeding phase - fall in oestrogen and progesterone
Follicular phase - rise in oestrogen
Luteal phase - rise in FSH level
Ovulatory phase - LH surge
उत्तर
Luteal phase - rise in FSH level
संबंधित प्रश्न
Describe the role of pituitary and ovarian hormones during the menstrual cycle in a human female.
Describe the roles of pituitary and ovarian hormones during the menstrual cycle in a human female.
Describe the changes that occur in ovaries and uterus in human female during the reproductive cycle.
Which hormones regulate menstrual cycle?
Give appropriate biological or technical terms for the following:
The onset of menstruation in a young girl
Differentiate between the following pair:
Menarche and menopause
Choose the correct answer from the four options given below :
On which day of the menstrual cycle does ovulation take place ?
Give Reasons
The chances of pregnancy to occur are most favourable on or about the 14th day of the menstrual cycle. Explain.
Give Technical Term:
The phase in the menstrual cycle in which the remnant of a follicle in the ovary turns to corpus luteum.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Menarche is the stoppage of menstruation.
Expand the acronym.
FSH
The following is the illustration of the sequence of ovarian events (a-i) in a human female.
Name the ovarian hormone and the pituitary hormone that have caused the above-mentioned events.
During which phase of the menstrual cycle does the endometrium thicken up to 8-10 mm?
Progesterone peaks during which phase of the menstrual cycle?
The mammalian corpus luteum produces ______.
Secretion of progesterone by corpus luteum is initiated by ______.
The Corpus luteum grows during menstruation.
Write a short note on Proliferative Phase.
Complete the table:
| Number | Type | No. of pairs | Region |
| C1C8 | Cervical | ______ | Neck |
| T1T12 | ______ | 12 pairs | ______ |
| L1L5 | Lumbar | ______ | Lower back |
| S1S5 | ______ | 5 pairs | ______ |
| CO1 | Coccygeal | ______ | ______ |
Given below is the diagram depicting the menstrual cycle in human beings. Study it carefully and answer the questions that follow.
- Which phases are indicated by ‘C’ and ‘D’?
- Name the structures labelled ‘F’. What is its role?
- Explain the changes in the level of progesterone during phases ‘C’ and ‘D’.
- Which hormone present in the urine confirms pregnancy in human beings?
- Identify the structure labelled ‘E’. Name the hormone released by it.
