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प्रश्न
Identify True/False statement. Correct false statement to make it true.
Menstrual cycle ceases during pregnancy.
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उत्तर
This statement is true.
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संबंधित प्रश्न
Name and explain the role of the inner and middle walls of the human uterus.
What is menstrual cycle?
Draw a graafian follicle and label antrum and secondary oocyte.
Uterus, Parturition, Fertilisation, Gestation, Implantation.
the Biological/technical term for Complete stoppage of menstrual cycle in females
Define Amenorrhea
How can the scientific understanding of the menstrual cycle of human females help as a contraceptive measure?
Explain the ovarian and uterine events that occur during a menstrual cycle in a human female under the influence of pituitary and ovarian hormones respectively.
Draw a neat and well-labeled diagram showing T.S. of the ovary and describe the menstrual cycle in human females.
Name the Following
The onset of menstruation in a young girl at about the age of 13 years.
The luteal phase of the menstrual cycle is also called the secretory phase. Give reason.
Painful menstruation is termed as ____________.
The following is the illustration of the sequence of ovarian events (a-i) in a human female.
Explain the changes that occur in the uterus simultaneously in anticipation.
During which phase of the menstrual cycle does the endometrium thicken up to 8-10 mm?
Lack of which hormone results in menstrual flow?
Which one of the following events occurs during the secretory phase of the menstrual cycle?
All occur during follicular phase of menstrual cycle, EXCEPT
When does the following step take place?
Which one of the following is the most likely root cause why menstruation is not taking place in regularly cycling human female?
A biology student after studying the different levels of hormones during the menstrual cycle was comparing 2 subjects (Patients). A table was created after looking at the levels of hormones A and B for Subjects 1 and 2. Read the information in the table and answer the question that follows.
| HORMONE A | HORMONE B | |
| Subject 1 | Shows a peak on the 14th Day of the menstrual cycle. | Falls down during the luteal phase. |
| Subject 2 | Shows a peak on the 14th Day of the menstrual cycle. | The level is maintained high in the luteal phase. |
For subject 2 it is observed that the peak for hormone B has reached the plateau stage. After approximately how much time will the curve for hormone B descend?
In case the ova does not fertilize, which of the following events will take place?
The Corpus luteum grows during menstruation.
The main function of mammalian corpus luteum is to produce ______.
The growth of corpus luteum is initiated by:
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 | ______ | ______ |
Give a reason for the following:
The second half of the menstrual cycle is called the luteal phase as well as the secretory phase.
Given below is a group of terms. In the group, one pair indicates the relationship between the two terms. Rewrite and complete the second pair on a similar basis.
Follicular phase: 5-12 days:: Luteal phase : ______ days.
Which of the following statements are correct regarding female reproductive cycle?
- In non-primate mammals cyclical changes during reproduction are called oestrus cycle.
- First menstrual cycle begins at puberty and is called menopause.
- Lack of menstruation may be indicative of pregnancy.
- Cyclic menstruation extends between menarche and menopause.
Choose the most appropriate answer from the options given below:
