Advertisements
Advertisements
Question
Identify the correct statement from the following:
Options
High levels of estrogen triggers the ovulatory surge.
Oogonial cells start to proliferate and give rise to functional ova in regular cycles from puberty onwards.
Sperms released from seminiferous tubules are highly motile.
Progesterone level is high during the post ovulatory phase of menstrual cycle.
Advertisements
Solution
Progesterone level is high during the post ovulatory phase of menstrual cycle.
APPEARS IN
RELATED QUESTIONS
Explain the role of pituitary and the ovarian hormones in menstrual cycle in human females
Define: Menarche
Explain the role of hormones during the menstrual cycle.
‘A proper understanding of the menstrual cycle can help immensely in family planning.’ Do you agree with the statement? Provide reasons for your answer.
Follicle stimulating hormone : Development of oocyte : : Luteinizing hormone : ____________
Read the following passage and answer the question that follows:
Rahini and her parents were watching a television programme. An advertisement flashed on the screen which was promoting the use of sanitary napkins. Rahini’s parents suddenly changed the channel, but she objected to her parents and explained the need and importance of such an advertisement.
What is first menstruation called? When does it occur?
Expand the acronym.
FSH
Progesterone peaks during which phase of the menstrual cycle?
Calculate the expected date of ovulation, if in a normal menstruating woman, gets her menses on 5th April.
On the fourteenth day of the menstrual cycle the female gamete released is _____.
Ovulation in the human female normally takes place during the menstrual cycle ______.
Mature Graafian follicle is generally present in the ovary of a healthy human female around stet ______.
Proliferative phase of menstrual cycle, is also called ______.
In case the ova does not fertilize, which of the following events will take place?
Menstruation is triggered by an abrupt decline in the amount of ______.
The main function of mammalian corpus luteum is to produce ______.
Describe hormonal control in various phases of the menstrual cycle.
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.
The enlarged mature follicle bursts to release the egg.
